61155640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 173093760

約数和(自身を除く): 111938120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 91, 104, 106, 130, 140, 182, 212, 260, 265, 280, 317, 364, 371, 424, 455, 520, 530, 634, 689, 728, 742, 910, 1060, 1268, 1378, 1484, 1585, 1820, 1855, 2120, 2219, 2536, 2756, 2968, 3170, 3445, 3640, 3710, 4121, 4438, 4823, 5512, 6340, 6890, 7420, 8242, 8876, 9646, 11095, 12680, 13780, 14840, 16484, 16801, 17752, 19292, 20605, 22190, 24115, 27560, 28847, 32968, 33602, 38584, 41210, 44380, 48230, 57694, 67204, 82420, 84005, 88760, 96460, 115388, 117607, 134408, 144235, 164840, 168010, 192920, 218413, 230776, 235214, 288470, 336020, 436826, 470428, 576940, 588035, 672040, 873652, 940856, 1092065, 1153880, 1176070, 1528891, 1747304, 2184130, 2352140, 3057782, 4368260, 4704280, 6115564, 7644455, 8736520, 12231128, 15288910, 30577820, 61155640]

約数ペア:

[(1, 61155640), (2, 30577820), (4, 15288910), (5, 12231128), (7, 8736520), (8, 7644455), (10, 6115564), (13, 4704280), (14, 4368260), (20, 3057782), (26, 2352140), (28, 2184130), (35, 1747304), (40, 1528891), (52, 1176070), (53, 1153880), (56, 1092065), (65, 940856), (70, 873652), (91, 672040), (104, 588035), (106, 576940), (130, 470428), (140, 436826), (182, 336020), (212, 288470), (260, 235214), (265, 230776), (280, 218413), (317, 192920), (364, 168010), (371, 164840), (424, 144235), (455, 134408), (520, 117607), (530, 115388), (634, 96460), (689, 88760), (728, 84005), (742, 82420), (910, 67204), (1060, 57694), (1268, 48230), (1378, 44380), (1484, 41210), (1585, 38584), (1820, 33602), (1855, 32968), (2120, 28847), (2219, 27560), (2536, 24115), (2756, 22190), (2968, 20605), (3170, 19292), (3445, 17752), (3640, 16801), (3710, 16484), (4121, 14840), (4438, 13780), (4823, 12680), (5512, 11095), (6340, 9646), (6890, 8876), (7420, 8242)]