68606370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 144

約数和(自身を含む): 212554368

約数和(自身を除く): 143947998

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 47, 49, 63, 70, 90, 94, 98, 105, 126, 141, 147, 210, 235, 245, 282, 294, 315, 329, 331, 423, 441, 470, 490, 630, 658, 662, 705, 735, 846, 882, 987, 993, 1410, 1470, 1645, 1655, 1974, 1986, 2115, 2205, 2303, 2317, 2961, 2979, 3290, 3310, 4230, 4410, 4606, 4634, 4935, 4965, 5922, 5958, 6909, 6951, 9870, 9930, 11515, 11585, 13818, 13902, 14805, 14895, 15557, 16219, 20727, 20853, 23030, 23170, 29610, 29790, 31114, 32438, 34545, 34755, 41454, 41706, 46671, 48657, 69090, 69510, 77785, 81095, 93342, 97314, 103635, 104265, 108899, 140013, 145971, 155570, 162190, 207270, 208530, 217798, 233355, 243285, 280026, 291942, 326697, 466710, 486570, 544495, 653394, 700065, 729855, 762293, 980091, 1088990, 1400130, 1459710, 1524586, 1633485, 1960182, 2286879, 3266970, 3811465, 4573758, 4900455, 6860637, 7622930, 9800910, 11434395, 13721274, 22868790, 34303185, 68606370]

約数ペア:

[(1, 68606370), (2, 34303185), (3, 22868790), (5, 13721274), (6, 11434395), (7, 9800910), (9, 7622930), (10, 6860637), (14, 4900455), (15, 4573758), (18, 3811465), (21, 3266970), (30, 2286879), (35, 1960182), (42, 1633485), (45, 1524586), (47, 1459710), (49, 1400130), (63, 1088990), (70, 980091), (90, 762293), (94, 729855), (98, 700065), (105, 653394), (126, 544495), (141, 486570), (147, 466710), (210, 326697), (235, 291942), (245, 280026), (282, 243285), (294, 233355), (315, 217798), (329, 208530), (331, 207270), (423, 162190), (441, 155570), (470, 145971), (490, 140013), (630, 108899), (658, 104265), (662, 103635), (705, 97314), (735, 93342), (846, 81095), (882, 77785), (987, 69510), (993, 69090), (1410, 48657), (1470, 46671), (1645, 41706), (1655, 41454), (1974, 34755), (1986, 34545), (2115, 32438), (2205, 31114), (2303, 29790), (2317, 29610), (2961, 23170), (2979, 23030), (3290, 20853), (3310, 20727), (4230, 16219), (4410, 15557), (4606, 14895), (4634, 14805), (4935, 13902), (4965, 13818), (5922, 11585), (5958, 11515), (6909, 9930), (6951, 9870)]