72231615

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 137364480

約数和(自身を除く): 65132865

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 115, 129, 135, 207, 215, 345, 387, 541, 621, 645, 989, 1035, 1161, 1623, 1935, 2705, 2967, 3105, 4869, 4945, 5805, 8115, 8901, 12443, 14607, 14835, 23263, 24345, 26703, 37329, 44505, 62215, 69789, 73035, 111987, 116315, 133515, 186645, 209367, 335961, 348945, 535049, 559935, 628101, 1046835, 1605147, 1679805, 2675245, 3140505, 4815441, 8025735, 14446323, 24077205, 72231615]

約数ペア:

[(1, 72231615), (3, 24077205), (5, 14446323), (9, 8025735), (15, 4815441), (23, 3140505), (27, 2675245), (43, 1679805), (45, 1605147), (69, 1046835), (115, 628101), (129, 559935), (135, 535049), (207, 348945), (215, 335961), (345, 209367), (387, 186645), (541, 133515), (621, 116315), (645, 111987), (989, 73035), (1035, 69789), (1161, 62215), (1623, 44505), (1935, 37329), (2705, 26703), (2967, 24345), (3105, 23263), (4869, 14835), (4945, 14607), (5805, 12443), (8115, 8901)]