1216556640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4999}}^1$

素因数の和:5046

約数の個数: 216

約数和(自身を含む): 4496310000

約数和(自身を除く): 3279753360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 312, 338, 360, 390, 416, 468, 480, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1872, 2028, 2080, 2340, 2535, 2704, 3042, 3120, 3380, 3744, 4056, 4680, 4999, 5070, 5408, 6084, 6240, 6760, 7605, 8112, 9360, 9998, 10140, 12168, 13520, 14997, 15210, 16224, 18720, 19996, 20280, 24336, 24995, 27040, 29994, 30420, 39992, 40560, 44991, 48672, 49990, 59988, 60840, 64987, 74985, 79984, 81120, 89982, 99980, 119976, 121680, 129974, 149970, 159968, 179964, 194961, 199960, 224955, 239952, 243360, 259948, 299940, 324935, 359928, 389922, 399920, 449910, 479904, 519896, 584883, 599880, 649870, 719856, 779844, 799840, 844831, 899820, 974805, 1039792, 1169766, 1199760, 1299740, 1439712, 1559688, 1689662, 1799640, 1949610, 2079584, 2339532, 2399520, 2534493, 2599480, 2924415, 3119376, 3379324, 3599280, 3899220, 4224155, 4679064, 5068986, 5198960, 5848830, 6238752, 6758648, 7198560, 7603479, 7798440, 8448310, 9358128, 10137972, 10397920, 11697660, 12672465, 13517296, 15206958, 15596880, 16896620, 18716256, 20275944, 23395320, 25344930, 27034592, 30413916, 31193760, 33793240, 38017395, 40551888, 46790640, 50689860, 60827832, 67586480, 76034790, 81103776, 93581280, 101379720, 121655664, 135172960, 152069580, 202759440, 243311328, 304139160, 405518880, 608278320, 1216556640]

約数ペア:

[(1, 1216556640), (2, 608278320), (3, 405518880), (4, 304139160), (5, 243311328), (6, 202759440), (8, 152069580), (9, 135172960), (10, 121655664), (12, 101379720), (13, 93581280), (15, 81103776), (16, 76034790), (18, 67586480), (20, 60827832), (24, 50689860), (26, 46790640), (30, 40551888), (32, 38017395), (36, 33793240), (39, 31193760), (40, 30413916), (45, 27034592), (48, 25344930), (52, 23395320), (60, 20275944), (65, 18716256), (72, 16896620), (78, 15596880), (80, 15206958), (90, 13517296), (96, 12672465), (104, 11697660), (117, 10397920), (120, 10137972), (130, 9358128), (144, 8448310), (156, 7798440), (160, 7603479), (169, 7198560), (180, 6758648), (195, 6238752), (208, 5848830), (234, 5198960), (240, 5068986), (260, 4679064), (288, 4224155), (312, 3899220), (338, 3599280), (360, 3379324), (390, 3119376), (416, 2924415), (468, 2599480), (480, 2534493), (507, 2399520), (520, 2339532), (585, 2079584), (624, 1949610), (676, 1799640), (720, 1689662), (780, 1559688), (845, 1439712), (936, 1299740), (1014, 1199760), (1040, 1169766), (1170, 1039792), (1248, 974805), (1352, 899820), (1440, 844831), (1521, 799840), (1560, 779844), (1690, 719856), (1872, 649870), (2028, 599880), (2080, 584883), (2340, 519896), (2535, 479904), (2704, 449910), (3042, 399920), (3120, 389922), (3380, 359928), (3744, 324935), (4056, 299940), (4680, 259948), (4999, 243360), (5070, 239952), (5408, 224955), (6084, 199960), (6240, 194961), (6760, 179964), (7605, 159968), (8112, 149970), (9360, 129974), (9998, 121680), (10140, 119976), (12168, 99980), (13520, 89982), (14997, 81120), (15210, 79984), (16224, 74985), (18720, 64987), (19996, 60840), (20280, 59988), (24336, 49990), (24995, 48672), (27040, 44991), (29994, 40560), (30420, 39992)]