64231440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 320

約数和(自身を含む): 260983296

約数和(自身を除く): 196751856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 48, 51, 52, 56, 60, 65, 68, 70, 78, 80, 84, 85, 91, 102, 104, 105, 112, 119, 120, 130, 136, 140, 156, 168, 170, 173, 182, 195, 204, 208, 210, 221, 238, 240, 255, 260, 272, 273, 280, 312, 336, 340, 346, 357, 364, 390, 408, 420, 442, 455, 476, 510, 519, 520, 546, 560, 595, 624, 663, 680, 692, 714, 728, 780, 816, 840, 865, 884, 910, 952, 1020, 1038, 1040, 1092, 1105, 1190, 1211, 1326, 1360, 1365, 1384, 1428, 1456, 1547, 1560, 1680, 1730, 1768, 1785, 1820, 1904, 2040, 2076, 2184, 2210, 2249, 2380, 2422, 2595, 2652, 2730, 2768, 2856, 2941, 3094, 3120, 3315, 3460, 3536, 3570, 3633, 3640, 4080, 4152, 4368, 4420, 4498, 4641, 4760, 4844, 5190, 5304, 5460, 5712, 5882, 6055, 6188, 6630, 6747, 6920, 7140, 7266, 7280, 7735, 8304, 8823, 8840, 8996, 9282, 9520, 9688, 10380, 10608, 10920, 11245, 11764, 12110, 12376, 13260, 13494, 13840, 14280, 14532, 14705, 15470, 15743, 17646, 17680, 17992, 18165, 18564, 19376, 20587, 20760, 21840, 22490, 23205, 23528, 24220, 24752, 26520, 26988, 28560, 29064, 29410, 30940, 31486, 33735, 35292, 35984, 36330, 37128, 38233, 41174, 41520, 44115, 44980, 46410, 47056, 47229, 48440, 53040, 53976, 58128, 58820, 61761, 61880, 62972, 67470, 70584, 72660, 74256, 76466, 78715, 82348, 88230, 89960, 92820, 94458, 96880, 102935, 107952, 114699, 117640, 123522, 123760, 125944, 134940, 141168, 145320, 152932, 157430, 164696, 176460, 179920, 185640, 188916, 191165, 205870, 229398, 235280, 236145, 247044, 251888, 267631, 269880, 290640, 305864, 308805, 314860, 329392, 352920, 371280, 377832, 382330, 411740, 458796, 472290, 494088, 535262, 539760, 573495, 611728, 617610, 629720, 705840, 755664, 764660, 802893, 823480, 917592, 944580, 988176, 1070524, 1146990, 1235220, 1259440, 1338155, 1529320, 1605786, 1646960, 1835184, 1889160, 2141048, 2293980, 2470440, 2676310, 3058640, 3211572, 3778320, 4014465, 4282096, 4587960, 4940880, 5352620, 6423144, 8028930, 9175920, 10705240, 12846288, 16057860, 21410480, 32115720, 64231440]

約数ペア:

[(1, 64231440), (2, 32115720), (3, 21410480), (4, 16057860), (5, 12846288), (6, 10705240), (7, 9175920), (8, 8028930), (10, 6423144), (12, 5352620), (13, 4940880), (14, 4587960), (15, 4282096), (16, 4014465), (17, 3778320), (20, 3211572), (21, 3058640), (24, 2676310), (26, 2470440), (28, 2293980), (30, 2141048), (34, 1889160), (35, 1835184), (39, 1646960), (40, 1605786), (42, 1529320), (48, 1338155), (51, 1259440), (52, 1235220), (56, 1146990), (60, 1070524), (65, 988176), (68, 944580), (70, 917592), (78, 823480), (80, 802893), (84, 764660), (85, 755664), (91, 705840), (102, 629720), (104, 617610), (105, 611728), (112, 573495), (119, 539760), (120, 535262), (130, 494088), (136, 472290), (140, 458796), (156, 411740), (168, 382330), (170, 377832), (173, 371280), (182, 352920), (195, 329392), (204, 314860), (208, 308805), (210, 305864), (221, 290640), (238, 269880), (240, 267631), (255, 251888), (260, 247044), (272, 236145), (273, 235280), (280, 229398), (312, 205870), (336, 191165), (340, 188916), (346, 185640), (357, 179920), (364, 176460), (390, 164696), (408, 157430), (420, 152932), (442, 145320), (455, 141168), (476, 134940), (510, 125944), (519, 123760), (520, 123522), (546, 117640), (560, 114699), (595, 107952), (624, 102935), (663, 96880), (680, 94458), (692, 92820), (714, 89960), (728, 88230), (780, 82348), (816, 78715), (840, 76466), (865, 74256), (884, 72660), (910, 70584), (952, 67470), (1020, 62972), (1038, 61880), (1040, 61761), (1092, 58820), (1105, 58128), (1190, 53976), (1211, 53040), (1326, 48440), (1360, 47229), (1365, 47056), (1384, 46410), (1428, 44980), (1456, 44115), (1547, 41520), (1560, 41174), (1680, 38233), (1730, 37128), (1768, 36330), (1785, 35984), (1820, 35292), (1904, 33735), (2040, 31486), (2076, 30940), (2184, 29410), (2210, 29064), (2249, 28560), (2380, 26988), (2422, 26520), (2595, 24752), (2652, 24220), (2730, 23528), (2768, 23205), (2856, 22490), (2941, 21840), (3094, 20760), (3120, 20587), (3315, 19376), (3460, 18564), (3536, 18165), (3570, 17992), (3633, 17680), (3640, 17646), (4080, 15743), (4152, 15470), (4368, 14705), (4420, 14532), (4498, 14280), (4641, 13840), (4760, 13494), (4844, 13260), (5190, 12376), (5304, 12110), (5460, 11764), (5712, 11245), (5882, 10920), (6055, 10608), (6188, 10380), (6630, 9688), (6747, 9520), (6920, 9282), (7140, 8996), (7266, 8840), (7280, 8823), (7735, 8304)]