261484860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:692

約数の個数: 192

約数和(自身を含む): 913554432

約数和(自身を除く): 652069572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 83, 84, 91, 105, 130, 140, 156, 166, 182, 195, 210, 249, 260, 273, 332, 364, 390, 415, 420, 455, 498, 546, 577, 581, 780, 830, 910, 996, 1079, 1092, 1154, 1162, 1245, 1365, 1660, 1731, 1743, 1820, 2158, 2308, 2324, 2490, 2730, 2885, 2905, 3237, 3462, 3486, 4039, 4316, 4980, 5395, 5460, 5770, 5810, 6474, 6924, 6972, 7501, 7553, 8078, 8655, 8715, 10790, 11540, 11620, 12117, 12948, 15002, 15106, 16156, 16185, 17310, 17430, 20195, 21580, 22503, 22659, 24234, 30004, 30212, 32370, 34620, 34860, 37505, 37765, 40390, 45006, 45318, 47891, 48468, 52507, 60585, 64740, 75010, 75530, 80780, 90012, 90636, 95782, 105014, 112515, 113295, 121170, 143673, 150020, 151060, 157521, 191564, 210028, 225030, 226590, 239455, 242340, 262535, 287346, 315042, 335237, 450060, 453180, 478910, 525070, 574692, 622583, 630084, 670474, 718365, 787605, 957820, 1005711, 1050140, 1245166, 1340948, 1436730, 1575210, 1676185, 1867749, 2011422, 2490332, 2873460, 3112915, 3150420, 3352370, 3735498, 4022844, 4358081, 5028555, 6225830, 6704740, 7470996, 8716162, 9338745, 10057110, 12451660, 13074243, 17432324, 18677490, 20114220, 21790405, 26148486, 37354980, 43580810, 52296972, 65371215, 87161620, 130742430, 261484860]

約数ペア:

[(1, 261484860), (2, 130742430), (3, 87161620), (4, 65371215), (5, 52296972), (6, 43580810), (7, 37354980), (10, 26148486), (12, 21790405), (13, 20114220), (14, 18677490), (15, 17432324), (20, 13074243), (21, 12451660), (26, 10057110), (28, 9338745), (30, 8716162), (35, 7470996), (39, 6704740), (42, 6225830), (52, 5028555), (60, 4358081), (65, 4022844), (70, 3735498), (78, 3352370), (83, 3150420), (84, 3112915), (91, 2873460), (105, 2490332), (130, 2011422), (140, 1867749), (156, 1676185), (166, 1575210), (182, 1436730), (195, 1340948), (210, 1245166), (249, 1050140), (260, 1005711), (273, 957820), (332, 787605), (364, 718365), (390, 670474), (415, 630084), (420, 622583), (455, 574692), (498, 525070), (546, 478910), (577, 453180), (581, 450060), (780, 335237), (830, 315042), (910, 287346), (996, 262535), (1079, 242340), (1092, 239455), (1154, 226590), (1162, 225030), (1245, 210028), (1365, 191564), (1660, 157521), (1731, 151060), (1743, 150020), (1820, 143673), (2158, 121170), (2308, 113295), (2324, 112515), (2490, 105014), (2730, 95782), (2885, 90636), (2905, 90012), (3237, 80780), (3462, 75530), (3486, 75010), (4039, 64740), (4316, 60585), (4980, 52507), (5395, 48468), (5460, 47891), (5770, 45318), (5810, 45006), (6474, 40390), (6924, 37765), (6972, 37505), (7501, 34860), (7553, 34620), (8078, 32370), (8655, 30212), (8715, 30004), (10790, 24234), (11540, 22659), (11620, 22503), (12117, 21580), (12948, 20195), (15002, 17430), (15106, 17310), (16156, 16185)]