421413720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 384

約数和(自身を含む): 1637496000

約数和(自身を除く): 1216082280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 49, 52, 56, 60, 65, 70, 74, 78, 84, 91, 98, 104, 105, 111, 120, 130, 140, 147, 148, 149, 156, 168, 182, 185, 195, 196, 210, 222, 245, 259, 260, 273, 280, 294, 296, 298, 312, 364, 370, 390, 392, 420, 444, 447, 455, 481, 490, 518, 520, 546, 555, 588, 596, 637, 728, 735, 740, 745, 777, 780, 840, 888, 894, 910, 962, 980, 1036, 1043, 1092, 1110, 1176, 1192, 1274, 1295, 1365, 1443, 1470, 1480, 1490, 1554, 1560, 1788, 1813, 1820, 1911, 1924, 1937, 1960, 2072, 2086, 2184, 2220, 2235, 2405, 2548, 2590, 2730, 2886, 2940, 2980, 3108, 3129, 3185, 3367, 3576, 3626, 3640, 3822, 3848, 3874, 3885, 4172, 4440, 4470, 4810, 5096, 5180, 5215, 5439, 5460, 5513, 5772, 5811, 5880, 5960, 6216, 6258, 6370, 6734, 7215, 7252, 7301, 7644, 7748, 7770, 8344, 8940, 9065, 9555, 9620, 9685, 10101, 10360, 10430, 10878, 10920, 11026, 11544, 11622, 12516, 12740, 13468, 13559, 14430, 14504, 14602, 15288, 15496, 15540, 15645, 16539, 16835, 17880, 18130, 19110, 19240, 19370, 20202, 20860, 21756, 21903, 22052, 23244, 23569, 25032, 25480, 26936, 27118, 27195, 27565, 28860, 29055, 29204, 31080, 31290, 33078, 33670, 36260, 36505, 38220, 38591, 38740, 40404, 40677, 41720, 43512, 43806, 44104, 46488, 47138, 50505, 54236, 54390, 55130, 57720, 58110, 58408, 62580, 66156, 67340, 67795, 70707, 71669, 72520, 73010, 76440, 77182, 77480, 80808, 81354, 82695, 87612, 94276, 94913, 101010, 108472, 108780, 109515, 110260, 115773, 116220, 117845, 125160, 132312, 134680, 135590, 141414, 143338, 146020, 154364, 162708, 165390, 175224, 188552, 189826, 192955, 202020, 203385, 215007, 217560, 219030, 220520, 231546, 232440, 235690, 270137, 271180, 282828, 284739, 286676, 292040, 308728, 325416, 330780, 353535, 358345, 379652, 385910, 404040, 406770, 430014, 438060, 463092, 471380, 474565, 501683, 540274, 542360, 565656, 569478, 573352, 578865, 661560, 707070, 716690, 759304, 771820, 810411, 813540, 860028, 876120, 926184, 942760, 949130, 1003366, 1075035, 1080548, 1138956, 1157730, 1350685, 1414140, 1423695, 1433380, 1505049, 1543640, 1620822, 1627080, 1720056, 1898260, 2006732, 2150070, 2161096, 2277912, 2315460, 2508415, 2701370, 2828280, 2847390, 2866760, 3010098, 3241644, 3511781, 3796520, 4013464, 4052055, 4300140, 4630920, 5016830, 5402740, 5694780, 6020196, 6483288, 7023562, 7525245, 8104110, 8600280, 10033660, 10535343, 10805480, 11389560, 12040392, 14047124, 15050490, 16208220, 17558905, 20067320, 21070686, 28094248, 30100980, 32416440, 35117810, 42141372, 52676715, 60201960, 70235620, 84282744, 105353430, 140471240, 210706860, 421413720]

約数ペア:

[(1, 421413720), (2, 210706860), (3, 140471240), (4, 105353430), (5, 84282744), (6, 70235620), (7, 60201960), (8, 52676715), (10, 42141372), (12, 35117810), (13, 32416440), (14, 30100980), (15, 28094248), (20, 21070686), (21, 20067320), (24, 17558905), (26, 16208220), (28, 15050490), (30, 14047124), (35, 12040392), (37, 11389560), (39, 10805480), (40, 10535343), (42, 10033660), (49, 8600280), (52, 8104110), (56, 7525245), (60, 7023562), (65, 6483288), (70, 6020196), (74, 5694780), (78, 5402740), (84, 5016830), (91, 4630920), (98, 4300140), (104, 4052055), (105, 4013464), (111, 3796520), (120, 3511781), (130, 3241644), (140, 3010098), (147, 2866760), (148, 2847390), (149, 2828280), (156, 2701370), (168, 2508415), (182, 2315460), (185, 2277912), (195, 2161096), (196, 2150070), (210, 2006732), (222, 1898260), (245, 1720056), (259, 1627080), (260, 1620822), (273, 1543640), (280, 1505049), (294, 1433380), (296, 1423695), (298, 1414140), (312, 1350685), (364, 1157730), (370, 1138956), (390, 1080548), (392, 1075035), (420, 1003366), (444, 949130), (447, 942760), (455, 926184), (481, 876120), (490, 860028), (518, 813540), (520, 810411), (546, 771820), (555, 759304), (588, 716690), (596, 707070), (637, 661560), (728, 578865), (735, 573352), (740, 569478), (745, 565656), (777, 542360), (780, 540274), (840, 501683), (888, 474565), (894, 471380), (910, 463092), (962, 438060), (980, 430014), (1036, 406770), (1043, 404040), (1092, 385910), (1110, 379652), (1176, 358345), (1192, 353535), (1274, 330780), (1295, 325416), (1365, 308728), (1443, 292040), (1470, 286676), (1480, 284739), (1490, 282828), (1554, 271180), (1560, 270137), (1788, 235690), (1813, 232440), (1820, 231546), (1911, 220520), (1924, 219030), (1937, 217560), (1960, 215007), (2072, 203385), (2086, 202020), (2184, 192955), (2220, 189826), (2235, 188552), (2405, 175224), (2548, 165390), (2590, 162708), (2730, 154364), (2886, 146020), (2940, 143338), (2980, 141414), (3108, 135590), (3129, 134680), (3185, 132312), (3367, 125160), (3576, 117845), (3626, 116220), (3640, 115773), (3822, 110260), (3848, 109515), (3874, 108780), (3885, 108472), (4172, 101010), (4440, 94913), (4470, 94276), (4810, 87612), (5096, 82695), (5180, 81354), (5215, 80808), (5439, 77480), (5460, 77182), (5513, 76440), (5772, 73010), (5811, 72520), (5880, 71669), (5960, 70707), (6216, 67795), (6258, 67340), (6370, 66156), (6734, 62580), (7215, 58408), (7252, 58110), (7301, 57720), (7644, 55130), (7748, 54390), (7770, 54236), (8344, 50505), (8940, 47138), (9065, 46488), (9555, 44104), (9620, 43806), (9685, 43512), (10101, 41720), (10360, 40677), (10430, 40404), (10878, 38740), (10920, 38591), (11026, 38220), (11544, 36505), (11622, 36260), (12516, 33670), (12740, 33078), (13468, 31290), (13559, 31080), (14430, 29204), (14504, 29055), (14602, 28860), (15288, 27565), (15496, 27195), (15540, 27118), (15645, 26936), (16539, 25480), (16835, 25032), (17880, 23569), (18130, 23244), (19110, 22052), (19240, 21903), (19370, 21756), (20202, 20860)]