311135760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2557}}^1$

素因数の和:2602

約数の個数: 180

約数和(自身を含む): 1131899652

約数和(自身を除く): 820763892

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 169, 180, 195, 208, 234, 240, 260, 312, 338, 360, 390, 468, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1352, 1521, 1560, 1690, 1872, 2028, 2340, 2535, 2557, 2704, 3042, 3120, 3380, 4056, 4680, 5070, 5114, 6084, 6760, 7605, 7671, 8112, 9360, 10140, 10228, 12168, 12785, 13520, 15210, 15342, 20280, 20456, 23013, 24336, 25570, 30420, 30684, 33241, 38355, 40560, 40912, 46026, 51140, 60840, 61368, 66482, 76710, 92052, 99723, 102280, 115065, 121680, 122736, 132964, 153420, 166205, 184104, 199446, 204560, 230130, 265928, 299169, 306840, 332410, 368208, 398892, 432133, 460260, 498615, 531856, 598338, 613680, 664820, 797784, 864266, 920520, 997230, 1196676, 1296399, 1329640, 1495845, 1595568, 1728532, 1841040, 1994460, 2160665, 2393352, 2592798, 2659280, 2991690, 3457064, 3889197, 3988920, 4321330, 4786704, 5185596, 5983380, 6481995, 6914128, 7778394, 7977840, 8642660, 10371192, 11966760, 12963990, 15556788, 17285320, 19445985, 20742384, 23933520, 25927980, 31113576, 34570640, 38891970, 51855960, 62227152, 77783940, 103711920, 155567880, 311135760]

約数ペア:

[(1, 311135760), (2, 155567880), (3, 103711920), (4, 77783940), (5, 62227152), (6, 51855960), (8, 38891970), (9, 34570640), (10, 31113576), (12, 25927980), (13, 23933520), (15, 20742384), (16, 19445985), (18, 17285320), (20, 15556788), (24, 12963990), (26, 11966760), (30, 10371192), (36, 8642660), (39, 7977840), (40, 7778394), (45, 6914128), (48, 6481995), (52, 5983380), (60, 5185596), (65, 4786704), (72, 4321330), (78, 3988920), (80, 3889197), (90, 3457064), (104, 2991690), (117, 2659280), (120, 2592798), (130, 2393352), (144, 2160665), (156, 1994460), (169, 1841040), (180, 1728532), (195, 1595568), (208, 1495845), (234, 1329640), (240, 1296399), (260, 1196676), (312, 997230), (338, 920520), (360, 864266), (390, 797784), (468, 664820), (507, 613680), (520, 598338), (585, 531856), (624, 498615), (676, 460260), (720, 432133), (780, 398892), (845, 368208), (936, 332410), (1014, 306840), (1040, 299169), (1170, 265928), (1352, 230130), (1521, 204560), (1560, 199446), (1690, 184104), (1872, 166205), (2028, 153420), (2340, 132964), (2535, 122736), (2557, 121680), (2704, 115065), (3042, 102280), (3120, 99723), (3380, 92052), (4056, 76710), (4680, 66482), (5070, 61368), (5114, 60840), (6084, 51140), (6760, 46026), (7605, 40912), (7671, 40560), (8112, 38355), (9360, 33241), (10140, 30684), (10228, 30420), (12168, 25570), (12785, 24336), (13520, 23013), (15210, 20456), (15342, 20280)]