38158840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 98496000

約数和(自身を除く): 60337160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 37, 38, 40, 46, 59, 74, 76, 92, 95, 115, 118, 148, 152, 184, 185, 190, 230, 236, 295, 296, 370, 380, 437, 460, 472, 590, 703, 740, 760, 851, 874, 920, 1121, 1180, 1357, 1406, 1480, 1702, 1748, 2183, 2185, 2242, 2360, 2714, 2812, 3404, 3496, 3515, 4255, 4366, 4370, 4484, 5428, 5605, 5624, 6785, 6808, 7030, 8510, 8732, 8740, 8968, 10856, 10915, 11210, 13570, 14060, 16169, 17020, 17464, 17480, 21830, 22420, 25783, 27140, 28120, 32338, 34040, 41477, 43660, 44840, 50209, 51566, 54280, 64676, 80845, 82954, 87320, 100418, 103132, 128915, 129352, 161690, 165908, 200836, 206264, 207385, 251045, 257830, 323380, 331816, 401672, 414770, 502090, 515660, 646760, 829540, 953971, 1004180, 1031320, 1659080, 1907942, 2008360, 3815884, 4769855, 7631768, 9539710, 19079420, 38158840]

約数ペア:

[(1, 38158840), (2, 19079420), (4, 9539710), (5, 7631768), (8, 4769855), (10, 3815884), (19, 2008360), (20, 1907942), (23, 1659080), (37, 1031320), (38, 1004180), (40, 953971), (46, 829540), (59, 646760), (74, 515660), (76, 502090), (92, 414770), (95, 401672), (115, 331816), (118, 323380), (148, 257830), (152, 251045), (184, 207385), (185, 206264), (190, 200836), (230, 165908), (236, 161690), (295, 129352), (296, 128915), (370, 103132), (380, 100418), (437, 87320), (460, 82954), (472, 80845), (590, 64676), (703, 54280), (740, 51566), (760, 50209), (851, 44840), (874, 43660), (920, 41477), (1121, 34040), (1180, 32338), (1357, 28120), (1406, 27140), (1480, 25783), (1702, 22420), (1748, 21830), (2183, 17480), (2185, 17464), (2242, 17020), (2360, 16169), (2714, 14060), (2812, 13570), (3404, 11210), (3496, 10915), (3515, 10856), (4255, 8968), (4366, 8740), (4370, 8732), (4484, 8510), (5428, 7030), (5605, 6808), (5624, 6785)]