521175720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:900

約数の個数: 192

約数和(自身を含む): 1749772800

約数和(自身を除く): 1228597080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 169, 186, 195, 248, 260, 310, 312, 338, 372, 390, 403, 465, 507, 520, 620, 676, 744, 780, 806, 829, 845, 930, 1014, 1209, 1240, 1352, 1560, 1612, 1658, 1690, 1860, 2015, 2028, 2418, 2487, 2535, 3224, 3316, 3380, 3720, 4030, 4056, 4145, 4836, 4974, 5070, 5239, 6045, 6632, 6760, 8060, 8290, 9672, 9948, 10140, 10478, 10777, 12090, 12435, 15717, 16120, 16580, 19896, 20280, 20956, 21554, 24180, 24870, 25699, 26195, 31434, 32331, 33160, 41912, 43108, 48360, 49740, 51398, 52390, 53885, 62868, 64662, 77097, 78585, 86216, 99480, 102796, 104780, 107770, 125736, 128495, 129324, 140101, 154194, 157170, 161655, 205592, 209560, 215540, 256990, 258648, 280202, 308388, 314340, 323310, 334087, 385485, 420303, 431080, 513980, 560404, 616776, 628680, 646620, 668174, 700505, 770970, 840606, 1002261, 1027960, 1120808, 1293240, 1336348, 1401010, 1541940, 1670435, 1681212, 2004522, 2101515, 2672696, 2802020, 3083880, 3340870, 3362424, 4009044, 4203030, 4343131, 5011305, 5604040, 6681740, 8018088, 8406060, 8686262, 10022610, 13029393, 13363480, 16812120, 17372524, 20045220, 21715655, 26058786, 34745048, 40090440, 43431310, 52117572, 65146965, 86862620, 104235144, 130293930, 173725240, 260587860, 521175720]

約数ペア:

[(1, 521175720), (2, 260587860), (3, 173725240), (4, 130293930), (5, 104235144), (6, 86862620), (8, 65146965), (10, 52117572), (12, 43431310), (13, 40090440), (15, 34745048), (20, 26058786), (24, 21715655), (26, 20045220), (30, 17372524), (31, 16812120), (39, 13363480), (40, 13029393), (52, 10022610), (60, 8686262), (62, 8406060), (65, 8018088), (78, 6681740), (93, 5604040), (104, 5011305), (120, 4343131), (124, 4203030), (130, 4009044), (155, 3362424), (156, 3340870), (169, 3083880), (186, 2802020), (195, 2672696), (248, 2101515), (260, 2004522), (310, 1681212), (312, 1670435), (338, 1541940), (372, 1401010), (390, 1336348), (403, 1293240), (465, 1120808), (507, 1027960), (520, 1002261), (620, 840606), (676, 770970), (744, 700505), (780, 668174), (806, 646620), (829, 628680), (845, 616776), (930, 560404), (1014, 513980), (1209, 431080), (1240, 420303), (1352, 385485), (1560, 334087), (1612, 323310), (1658, 314340), (1690, 308388), (1860, 280202), (2015, 258648), (2028, 256990), (2418, 215540), (2487, 209560), (2535, 205592), (3224, 161655), (3316, 157170), (3380, 154194), (3720, 140101), (4030, 129324), (4056, 128495), (4145, 125736), (4836, 107770), (4974, 104780), (5070, 102796), (5239, 99480), (6045, 86216), (6632, 78585), (6760, 77097), (8060, 64662), (8290, 62868), (9672, 53885), (9948, 52390), (10140, 51398), (10478, 49740), (10777, 48360), (12090, 43108), (12435, 41912), (15717, 33160), (16120, 32331), (16580, 31434), (19896, 26195), (20280, 25699), (20956, 24870), (21554, 24180)]