30129988

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 62648320

約数和(自身を除く): 32518332

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 127, 148, 229, 254, 259, 458, 508, 518, 889, 916, 1036, 1603, 1778, 3206, 3556, 4699, 6412, 8473, 9398, 16946, 18796, 29083, 32893, 33892, 58166, 59311, 65786, 116332, 118622, 131572, 203581, 237244, 407162, 814324, 1076071, 2152142, 4304284, 7532497, 15064994, 30129988]

約数ペア:

[(1, 30129988), (2, 15064994), (4, 7532497), (7, 4304284), (14, 2152142), (28, 1076071), (37, 814324), (74, 407162), (127, 237244), (148, 203581), (229, 131572), (254, 118622), (259, 116332), (458, 65786), (508, 59311), (518, 58166), (889, 33892), (916, 32893), (1036, 29083), (1603, 18796), (1778, 16946), (3206, 9398), (3556, 8473), (4699, 6412)]