638963952

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{32707}}^1$

素因数の和:32766

約数の個数: 80

約数和(自身を含む): 1849441152

約数和(自身を除く): 1210477200

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 132, 148, 176, 222, 264, 296, 407, 444, 528, 592, 814, 888, 1221, 1628, 1776, 2442, 3256, 4884, 6512, 9768, 19536, 32707, 65414, 98121, 130828, 196242, 261656, 359777, 392484, 523312, 719554, 784968, 1079331, 1210159, 1439108, 1569936, 2158662, 2420318, 2878216, 3630477, 4317324, 4840636, 5756432, 7260954, 8634648, 9681272, 13311749, 14521908, 17269296, 19362544, 26623498, 29043816, 39935247, 53246996, 58087632, 79870494, 106493992, 159740988, 212987984, 319481976, 638963952]

約数ペア:

[(1, 638963952), (2, 319481976), (3, 212987984), (4, 159740988), (6, 106493992), (8, 79870494), (11, 58087632), (12, 53246996), (16, 39935247), (22, 29043816), (24, 26623498), (33, 19362544), (37, 17269296), (44, 14521908), (48, 13311749), (66, 9681272), (74, 8634648), (88, 7260954), (111, 5756432), (132, 4840636), (148, 4317324), (176, 3630477), (222, 2878216), (264, 2420318), (296, 2158662), (407, 1569936), (444, 1439108), (528, 1210159), (592, 1079331), (814, 784968), (888, 719554), (1221, 523312), (1628, 392484), (1776, 359777), (2442, 261656), (3256, 196242), (4884, 130828), (6512, 98121), (9768, 65414), (19536, 32707)]