157186120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 459648000

約数和(自身を除く): 302461880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 91, 98, 104, 124, 130, 140, 155, 182, 196, 199, 217, 245, 248, 260, 280, 310, 364, 392, 398, 403, 434, 455, 490, 520, 620, 637, 728, 796, 806, 868, 910, 980, 995, 1085, 1240, 1274, 1393, 1519, 1592, 1612, 1736, 1820, 1960, 1990, 2015, 2170, 2548, 2587, 2786, 2821, 3038, 3185, 3224, 3640, 3980, 4030, 4340, 5096, 5174, 5572, 5642, 6076, 6169, 6370, 6965, 7595, 7960, 8060, 8680, 9751, 10348, 11144, 11284, 12152, 12338, 12740, 12935, 13930, 14105, 15190, 16120, 18109, 19502, 19747, 20696, 22568, 24676, 25480, 25870, 27860, 28210, 30380, 30845, 36218, 39004, 39494, 43183, 48755, 49352, 51740, 55720, 56420, 60760, 61690, 72436, 78008, 78988, 80197, 86366, 90545, 97510, 98735, 103480, 112840, 123380, 126763, 144872, 157976, 160394, 172732, 181090, 195020, 197470, 215915, 246760, 253526, 302281, 320788, 345464, 362180, 390040, 394940, 400985, 431830, 507052, 561379, 604562, 633815, 641576, 724360, 789880, 801970, 863660, 1014104, 1122758, 1209124, 1267630, 1511405, 1603940, 1727320, 2245516, 2418248, 2535260, 2806895, 3022810, 3207880, 3929653, 4491032, 5070520, 5613790, 6045620, 7859306, 11227580, 12091240, 15718612, 19648265, 22455160, 31437224, 39296530, 78593060, 157186120]

約数ペア:

[(1, 157186120), (2, 78593060), (4, 39296530), (5, 31437224), (7, 22455160), (8, 19648265), (10, 15718612), (13, 12091240), (14, 11227580), (20, 7859306), (26, 6045620), (28, 5613790), (31, 5070520), (35, 4491032), (40, 3929653), (49, 3207880), (52, 3022810), (56, 2806895), (62, 2535260), (65, 2418248), (70, 2245516), (91, 1727320), (98, 1603940), (104, 1511405), (124, 1267630), (130, 1209124), (140, 1122758), (155, 1014104), (182, 863660), (196, 801970), (199, 789880), (217, 724360), (245, 641576), (248, 633815), (260, 604562), (280, 561379), (310, 507052), (364, 431830), (392, 400985), (398, 394940), (403, 390040), (434, 362180), (455, 345464), (490, 320788), (520, 302281), (620, 253526), (637, 246760), (728, 215915), (796, 197470), (806, 195020), (868, 181090), (910, 172732), (980, 160394), (995, 157976), (1085, 144872), (1240, 126763), (1274, 123380), (1393, 112840), (1519, 103480), (1592, 98735), (1612, 97510), (1736, 90545), (1820, 86366), (1960, 80197), (1990, 78988), (2015, 78008), (2170, 72436), (2548, 61690), (2587, 60760), (2786, 56420), (2821, 55720), (3038, 51740), (3185, 49352), (3224, 48755), (3640, 43183), (3980, 39494), (4030, 39004), (4340, 36218), (5096, 30845), (5174, 30380), (5572, 28210), (5642, 27860), (6076, 25870), (6169, 25480), (6370, 24676), (6965, 22568), (7595, 20696), (7960, 19747), (8060, 19502), (8680, 18109), (9751, 16120), (10348, 15190), (11144, 14105), (11284, 13930), (12152, 12935), (12338, 12740)]