145173640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{599}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 335664000

約数和(自身を除く): 190490360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 83, 146, 166, 292, 332, 365, 415, 584, 599, 664, 730, 830, 1198, 1460, 1660, 2396, 2920, 2995, 3320, 4792, 5990, 6059, 11980, 12118, 23960, 24236, 30295, 43727, 48472, 49717, 60590, 87454, 99434, 121180, 174908, 198868, 218635, 242360, 248585, 349816, 397736, 437270, 497170, 874540, 994340, 1749080, 1988680, 3629341, 7258682, 14517364, 18146705, 29034728, 36293410, 72586820, 145173640]

約数ペア:

[(1, 145173640), (2, 72586820), (4, 36293410), (5, 29034728), (8, 18146705), (10, 14517364), (20, 7258682), (40, 3629341), (73, 1988680), (83, 1749080), (146, 994340), (166, 874540), (292, 497170), (332, 437270), (365, 397736), (415, 349816), (584, 248585), (599, 242360), (664, 218635), (730, 198868), (830, 174908), (1198, 121180), (1460, 99434), (1660, 87454), (2396, 60590), (2920, 49717), (2995, 48472), (3320, 43727), (4792, 30295), (5990, 24236), (6059, 23960), (11980, 12118)]