86970780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{953}}^1$

素因数の和:997

約数の個数: 144

約数和(自身を含む): 293297760

約数和(自身を除く): 206326980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 169, 180, 195, 234, 260, 270, 338, 351, 390, 468, 507, 540, 585, 676, 702, 780, 845, 953, 1014, 1170, 1404, 1521, 1690, 1755, 1906, 2028, 2340, 2535, 2859, 3042, 3380, 3510, 3812, 4563, 4765, 5070, 5718, 6084, 7020, 7605, 8577, 9126, 9530, 10140, 11436, 12389, 14295, 15210, 17154, 18252, 19060, 22815, 24778, 25731, 28590, 30420, 34308, 37167, 42885, 45630, 49556, 51462, 57180, 61945, 74334, 85770, 91260, 102924, 111501, 123890, 128655, 148668, 161057, 171540, 185835, 223002, 247780, 257310, 322114, 334503, 371670, 446004, 483171, 514620, 557505, 644228, 669006, 743340, 805285, 966342, 1115010, 1338012, 1449513, 1610570, 1672515, 1932684, 2230020, 2415855, 2899026, 3221140, 3345030, 4348539, 4831710, 5798052, 6690060, 7247565, 8697078, 9663420, 14495130, 17394156, 21742695, 28990260, 43485390, 86970780]

約数ペア:

[(1, 86970780), (2, 43485390), (3, 28990260), (4, 21742695), (5, 17394156), (6, 14495130), (9, 9663420), (10, 8697078), (12, 7247565), (13, 6690060), (15, 5798052), (18, 4831710), (20, 4348539), (26, 3345030), (27, 3221140), (30, 2899026), (36, 2415855), (39, 2230020), (45, 1932684), (52, 1672515), (54, 1610570), (60, 1449513), (65, 1338012), (78, 1115010), (90, 966342), (108, 805285), (117, 743340), (130, 669006), (135, 644228), (156, 557505), (169, 514620), (180, 483171), (195, 446004), (234, 371670), (260, 334503), (270, 322114), (338, 257310), (351, 247780), (390, 223002), (468, 185835), (507, 171540), (540, 161057), (585, 148668), (676, 128655), (702, 123890), (780, 111501), (845, 102924), (953, 91260), (1014, 85770), (1170, 74334), (1404, 61945), (1521, 57180), (1690, 51462), (1755, 49556), (1906, 45630), (2028, 42885), (2340, 37167), (2535, 34308), (2859, 30420), (3042, 28590), (3380, 25731), (3510, 24778), (3812, 22815), (4563, 19060), (4765, 18252), (5070, 17154), (5718, 15210), (6084, 14295), (7020, 12389), (7605, 11436), (8577, 10140), (9126, 9530)]