72805120

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2473}}^1$

素因数の和:2517

約数の個数: 72

約数和(自身を含む): 182046816

約数和(自身を除く): 109241696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2473, 2944, 3680, 4946, 5888, 7360, 9892, 12365, 14720, 19784, 24730, 29440, 39568, 49460, 56879, 79136, 98920, 113758, 158272, 197840, 227516, 284395, 316544, 395680, 455032, 568790, 633088, 791360, 910064, 1137580, 1582720, 1820128, 2275160, 3165440, 3640256, 4550320, 7280512, 9100640, 14561024, 18201280, 36402560, 72805120]

約数ペア:

[(1, 72805120), (2, 36402560), (4, 18201280), (5, 14561024), (8, 9100640), (10, 7280512), (16, 4550320), (20, 3640256), (23, 3165440), (32, 2275160), (40, 1820128), (46, 1582720), (64, 1137580), (80, 910064), (92, 791360), (115, 633088), (128, 568790), (160, 455032), (184, 395680), (230, 316544), (256, 284395), (320, 227516), (368, 197840), (460, 158272), (640, 113758), (736, 98920), (920, 79136), (1280, 56879), (1472, 49460), (1840, 39568), (2473, 29440), (2944, 24730), (3680, 19784), (4946, 14720), (5888, 12365), (7360, 9892)]