90742860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 216

約数和(自身を含む): 315740880

約数和(自身を除く): 224998020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 157, 169, 171, 180, 190, 195, 228, 234, 247, 260, 285, 314, 338, 342, 380, 390, 468, 471, 494, 507, 570, 585, 628, 676, 684, 741, 780, 785, 845, 855, 942, 988, 1014, 1140, 1170, 1235, 1413, 1482, 1521, 1570, 1690, 1710, 1884, 2028, 2041, 2223, 2340, 2355, 2470, 2535, 2826, 2964, 2983, 3042, 3140, 3211, 3380, 3420, 3705, 4082, 4446, 4710, 4940, 5070, 5652, 5966, 6084, 6123, 6422, 7065, 7410, 7605, 8164, 8892, 8949, 9420, 9633, 10140, 10205, 11115, 11932, 12246, 12844, 14130, 14820, 14915, 15210, 16055, 17898, 18369, 19266, 20410, 22230, 24492, 26533, 26847, 28260, 28899, 29830, 30420, 30615, 32110, 35796, 36738, 38532, 38779, 40820, 44460, 44745, 48165, 53066, 53694, 57798, 59660, 61230, 64220, 73476, 77558, 79599, 89490, 91845, 96330, 106132, 107388, 115596, 116337, 122460, 132665, 134235, 144495, 155116, 159198, 178980, 183690, 192660, 193895, 232674, 238797, 265330, 268470, 288990, 318396, 349011, 367380, 387790, 397995, 465348, 477594, 504127, 530660, 536940, 577980, 581685, 698022, 775580, 795990, 955188, 1008254, 1163370, 1193985, 1396044, 1512381, 1591980, 1745055, 2016508, 2326740, 2387970, 2520635, 3024762, 3490110, 4537143, 4775940, 5041270, 6049524, 6980220, 7561905, 9074286, 10082540, 15123810, 18148572, 22685715, 30247620, 45371430, 90742860]

約数ペア:

[(1, 90742860), (2, 45371430), (3, 30247620), (4, 22685715), (5, 18148572), (6, 15123810), (9, 10082540), (10, 9074286), (12, 7561905), (13, 6980220), (15, 6049524), (18, 5041270), (19, 4775940), (20, 4537143), (26, 3490110), (30, 3024762), (36, 2520635), (38, 2387970), (39, 2326740), (45, 2016508), (52, 1745055), (57, 1591980), (60, 1512381), (65, 1396044), (76, 1193985), (78, 1163370), (90, 1008254), (95, 955188), (114, 795990), (117, 775580), (130, 698022), (156, 581685), (157, 577980), (169, 536940), (171, 530660), (180, 504127), (190, 477594), (195, 465348), (228, 397995), (234, 387790), (247, 367380), (260, 349011), (285, 318396), (314, 288990), (338, 268470), (342, 265330), (380, 238797), (390, 232674), (468, 193895), (471, 192660), (494, 183690), (507, 178980), (570, 159198), (585, 155116), (628, 144495), (676, 134235), (684, 132665), (741, 122460), (780, 116337), (785, 115596), (845, 107388), (855, 106132), (942, 96330), (988, 91845), (1014, 89490), (1140, 79599), (1170, 77558), (1235, 73476), (1413, 64220), (1482, 61230), (1521, 59660), (1570, 57798), (1690, 53694), (1710, 53066), (1884, 48165), (2028, 44745), (2041, 44460), (2223, 40820), (2340, 38779), (2355, 38532), (2470, 36738), (2535, 35796), (2826, 32110), (2964, 30615), (2983, 30420), (3042, 29830), (3140, 28899), (3211, 28260), (3380, 26847), (3420, 26533), (3705, 24492), (4082, 22230), (4446, 20410), (4710, 19266), (4940, 18369), (5070, 17898), (5652, 16055), (5966, 15210), (6084, 14915), (6123, 14820), (6422, 14130), (7065, 12844), (7410, 12246), (7605, 11932), (8164, 11115), (8892, 10205), (8949, 10140), (9420, 9633)]