821619480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1847}}^1$

素因数の和:2209

約数の個数: 128

約数和(自身を含む): 2698375680

約数和(自身を除く): 1876756200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 337, 440, 660, 674, 1011, 1320, 1348, 1685, 1847, 2022, 2696, 3370, 3694, 3707, 4044, 5055, 5541, 6740, 7388, 7414, 8088, 9235, 10110, 11082, 11121, 13480, 14776, 14828, 18470, 18535, 20220, 20317, 22164, 22242, 27705, 29656, 36940, 37070, 40440, 40634, 44328, 44484, 55410, 55605, 60951, 73880, 74140, 81268, 88968, 101585, 110820, 111210, 121902, 148280, 162536, 203170, 221640, 222420, 243804, 304755, 406340, 444840, 487608, 609510, 622439, 812680, 1219020, 1244878, 1867317, 2438040, 2489756, 3112195, 3734634, 4979512, 6224390, 6846829, 7469268, 9336585, 12448780, 13693658, 14938536, 18673170, 20540487, 24897560, 27387316, 34234145, 37346340, 41080974, 54774632, 68468290, 74692680, 82161948, 102702435, 136936580, 164323896, 205404870, 273873160, 410809740, 821619480]

約数ペア:

[(1, 821619480), (2, 410809740), (3, 273873160), (4, 205404870), (5, 164323896), (6, 136936580), (8, 102702435), (10, 82161948), (11, 74692680), (12, 68468290), (15, 54774632), (20, 41080974), (22, 37346340), (24, 34234145), (30, 27387316), (33, 24897560), (40, 20540487), (44, 18673170), (55, 14938536), (60, 13693658), (66, 12448780), (88, 9336585), (110, 7469268), (120, 6846829), (132, 6224390), (165, 4979512), (220, 3734634), (264, 3112195), (330, 2489756), (337, 2438040), (440, 1867317), (660, 1244878), (674, 1219020), (1011, 812680), (1320, 622439), (1348, 609510), (1685, 487608), (1847, 444840), (2022, 406340), (2696, 304755), (3370, 243804), (3694, 222420), (3707, 221640), (4044, 203170), (5055, 162536), (5541, 148280), (6740, 121902), (7388, 111210), (7414, 110820), (8088, 101585), (9235, 88968), (10110, 81268), (11082, 74140), (11121, 73880), (13480, 60951), (14776, 55605), (14828, 55410), (18470, 44484), (18535, 44328), (20220, 40634), (20317, 40440), (22164, 37070), (22242, 36940), (27705, 29656)]