210909916

素因数分解:

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

素因数の和:411

約数の個数: 72

約数和(自身を含む): 446369280

約数和(自身を除く): 235459364

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 127, 148, 196, 229, 254, 259, 458, 508, 518, 889, 916, 1036, 1603, 1778, 1813, 3206, 3556, 3626, 4699, 6223, 6412, 7252, 8473, 9398, 11221, 12446, 16946, 18796, 22442, 24892, 29083, 32893, 33892, 44884, 58166, 59311, 65786, 116332, 118622, 131572, 203581, 230251, 237244, 407162, 415177, 460502, 814324, 830354, 921004, 1076071, 1425067, 1660708, 2152142, 2850134, 4304284, 5700268, 7532497, 15064994, 30129988, 52727479, 105454958, 210909916]

約数ペア:

[(1, 210909916), (2, 105454958), (4, 52727479), (7, 30129988), (14, 15064994), (28, 7532497), (37, 5700268), (49, 4304284), (74, 2850134), (98, 2152142), (127, 1660708), (148, 1425067), (196, 1076071), (229, 921004), (254, 830354), (259, 814324), (458, 460502), (508, 415177), (518, 407162), (889, 237244), (916, 230251), (1036, 203581), (1603, 131572), (1778, 118622), (1813, 116332), (3206, 65786), (3556, 59311), (3626, 58166), (4699, 44884), (6223, 33892), (6412, 32893), (7252, 29083), (8473, 24892), (9398, 22442), (11221, 18796), (12446, 16946)]