291683620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 675392256

約数和(自身を除く): 383708636

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 71, 85, 86, 142, 170, 172, 215, 281, 284, 340, 355, 430, 562, 710, 731, 860, 1124, 1207, 1405, 1420, 1462, 2414, 2810, 2924, 3053, 3655, 4777, 4828, 5620, 6035, 6106, 7310, 9554, 12070, 12083, 12212, 14620, 15265, 19108, 19951, 23885, 24140, 24166, 30530, 39902, 47770, 48332, 51901, 60415, 61060, 79804, 95540, 99755, 103802, 120830, 199510, 205411, 207604, 241660, 259505, 339167, 399020, 410822, 519010, 678334, 821644, 857893, 1027055, 1038020, 1356668, 1695835, 1715786, 2054110, 3391670, 3431572, 4108220, 4289465, 6783340, 8578930, 14584181, 17157860, 29168362, 58336724, 72920905, 145841810, 291683620]

約数ペア:

[(1, 291683620), (2, 145841810), (4, 72920905), (5, 58336724), (10, 29168362), (17, 17157860), (20, 14584181), (34, 8578930), (43, 6783340), (68, 4289465), (71, 4108220), (85, 3431572), (86, 3391670), (142, 2054110), (170, 1715786), (172, 1695835), (215, 1356668), (281, 1038020), (284, 1027055), (340, 857893), (355, 821644), (430, 678334), (562, 519010), (710, 410822), (731, 399020), (860, 339167), (1124, 259505), (1207, 241660), (1405, 207604), (1420, 205411), (1462, 199510), (2414, 120830), (2810, 103802), (2924, 99755), (3053, 95540), (3655, 79804), (4777, 61060), (4828, 60415), (5620, 51901), (6035, 48332), (6106, 47770), (7310, 39902), (9554, 30530), (12070, 24166), (12083, 24140), (12212, 23885), (14620, 19951), (15265, 19108)]