72090280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 170864640

約数和(自身を除く): 98774360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 127, 184, 230, 254, 460, 508, 617, 635, 920, 1016, 1234, 1270, 2468, 2540, 2921, 3085, 4936, 5080, 5842, 6170, 11684, 12340, 14191, 14605, 23368, 24680, 28382, 29210, 56764, 58420, 70955, 78359, 113528, 116840, 141910, 156718, 283820, 313436, 391795, 567640, 626872, 783590, 1567180, 1802257, 3134360, 3604514, 7209028, 9011285, 14418056, 18022570, 36045140, 72090280]

約数ペア:

[(1, 72090280), (2, 36045140), (4, 18022570), (5, 14418056), (8, 9011285), (10, 7209028), (20, 3604514), (23, 3134360), (40, 1802257), (46, 1567180), (92, 783590), (115, 626872), (127, 567640), (184, 391795), (230, 313436), (254, 283820), (460, 156718), (508, 141910), (617, 116840), (635, 113528), (920, 78359), (1016, 70955), (1234, 58420), (1270, 56764), (2468, 29210), (2540, 28382), (2921, 24680), (3085, 23368), (4936, 14605), (5080, 14191), (5842, 12340), (6170, 11684)]