254147040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1374

約数の個数: 288

約数和(自身を含む): 1044126720

約数和(自身を除く): 789979680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1120, 1140, 1197, 1260, 1327, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2280, 2394, 2520, 2654, 2660, 2736, 3040, 3192, 3360, 3420, 3981, 3990, 4256, 4560, 4788, 5040, 5308, 5320, 5472, 5985, 6384, 6635, 6840, 7962, 7980, 9120, 9289, 9576, 10080, 10616, 10640, 11943, 11970, 12768, 13270, 13680, 15924, 15960, 18578, 19152, 19905, 21232, 21280, 23886, 23940, 25213, 26540, 27360, 27867, 31848, 31920, 37156, 38304, 39810, 42464, 46445, 47772, 47880, 50426, 53080, 55734, 59715, 63696, 63840, 74312, 75639, 79620, 83601, 92890, 95544, 95760, 100852, 106160, 111468, 119430, 126065, 127392, 139335, 148624, 151278, 159240, 167202, 176491, 185780, 191088, 191520, 201704, 212320, 222936, 226917, 238860, 252130, 278670, 297248, 302556, 318480, 334404, 352982, 371560, 378195, 382176, 403408, 418005, 445872, 453834, 477720, 504260, 529473, 557340, 605112, 636960, 668808, 705964, 743120, 756390, 806816, 836010, 882455, 891744, 907668, 955440, 1008520, 1058946, 1114680, 1134585, 1210224, 1337616, 1411928, 1486240, 1512780, 1588419, 1672020, 1764910, 1815336, 1910880, 2017040, 2117892, 2229360, 2269170, 2420448, 2647365, 2675232, 2823856, 3025560, 3176838, 3344040, 3529820, 3630672, 4034080, 4235784, 4458720, 4538340, 5294730, 5647712, 6051120, 6353676, 6688080, 7059640, 7261344, 7942095, 8471568, 9076680, 10589460, 12102240, 12707352, 13376160, 14119280, 15884190, 16943136, 18153360, 21178920, 25414704, 28238560, 31768380, 36306720, 42357840, 50829408, 63536760, 84715680, 127073520, 254147040]

約数ペア:

[(1, 254147040), (2, 127073520), (3, 84715680), (4, 63536760), (5, 50829408), (6, 42357840), (7, 36306720), (8, 31768380), (9, 28238560), (10, 25414704), (12, 21178920), (14, 18153360), (15, 16943136), (16, 15884190), (18, 14119280), (19, 13376160), (20, 12707352), (21, 12102240), (24, 10589460), (28, 9076680), (30, 8471568), (32, 7942095), (35, 7261344), (36, 7059640), (38, 6688080), (40, 6353676), (42, 6051120), (45, 5647712), (48, 5294730), (56, 4538340), (57, 4458720), (60, 4235784), (63, 4034080), (70, 3630672), (72, 3529820), (76, 3344040), (80, 3176838), (84, 3025560), (90, 2823856), (95, 2675232), (96, 2647365), (105, 2420448), (112, 2269170), (114, 2229360), (120, 2117892), (126, 2017040), (133, 1910880), (140, 1815336), (144, 1764910), (152, 1672020), (160, 1588419), (168, 1512780), (171, 1486240), (180, 1411928), (190, 1337616), (210, 1210224), (224, 1134585), (228, 1114680), (240, 1058946), (252, 1008520), (266, 955440), (280, 907668), (285, 891744), (288, 882455), (304, 836010), (315, 806816), (336, 756390), (342, 743120), (360, 705964), (380, 668808), (399, 636960), (420, 605112), (456, 557340), (480, 529473), (504, 504260), (532, 477720), (560, 453834), (570, 445872), (608, 418005), (630, 403408), (665, 382176), (672, 378195), (684, 371560), (720, 352982), (760, 334404), (798, 318480), (840, 302556), (855, 297248), (912, 278670), (1008, 252130), (1064, 238860), (1120, 226917), (1140, 222936), (1197, 212320), (1260, 201704), (1327, 191520), (1330, 191088), (1368, 185780), (1440, 176491), (1520, 167202), (1596, 159240), (1680, 151278), (1710, 148624), (1824, 139335), (1995, 127392), (2016, 126065), (2128, 119430), (2280, 111468), (2394, 106160), (2520, 100852), (2654, 95760), (2660, 95544), (2736, 92890), (3040, 83601), (3192, 79620), (3360, 75639), (3420, 74312), (3981, 63840), (3990, 63696), (4256, 59715), (4560, 55734), (4788, 53080), (5040, 50426), (5308, 47880), (5320, 47772), (5472, 46445), (5985, 42464), (6384, 39810), (6635, 38304), (6840, 37156), (7962, 31920), (7980, 31848), (9120, 27867), (9289, 27360), (9576, 26540), (10080, 25213), (10616, 23940), (10640, 23886), (11943, 21280), (11970, 21232), (12768, 19905), (13270, 19152), (13680, 18578), (15924, 15960)]