72820320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{719}}^1$

素因数の和:948

約数の個数: 96

約数和(自身を含む): 230791680

約数和(自身を除く): 157971360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 211, 240, 422, 480, 633, 719, 844, 1055, 1266, 1438, 1688, 2110, 2157, 2532, 2876, 3165, 3376, 3595, 4220, 4314, 5064, 5752, 6330, 6752, 7190, 8440, 8628, 10128, 10785, 11504, 12660, 14380, 16880, 17256, 20256, 21570, 23008, 25320, 28760, 33760, 34512, 43140, 50640, 57520, 69024, 86280, 101280, 115040, 151709, 172560, 303418, 345120, 455127, 606836, 758545, 910254, 1213672, 1517090, 1820508, 2275635, 2427344, 3034180, 3641016, 4551270, 4854688, 6068360, 7282032, 9102540, 12136720, 14564064, 18205080, 24273440, 36410160, 72820320]

約数ペア:

[(1, 72820320), (2, 36410160), (3, 24273440), (4, 18205080), (5, 14564064), (6, 12136720), (8, 9102540), (10, 7282032), (12, 6068360), (15, 4854688), (16, 4551270), (20, 3641016), (24, 3034180), (30, 2427344), (32, 2275635), (40, 1820508), (48, 1517090), (60, 1213672), (80, 910254), (96, 758545), (120, 606836), (160, 455127), (211, 345120), (240, 303418), (422, 172560), (480, 151709), (633, 115040), (719, 101280), (844, 86280), (1055, 69024), (1266, 57520), (1438, 50640), (1688, 43140), (2110, 34512), (2157, 33760), (2532, 28760), (2876, 25320), (3165, 23008), (3376, 21570), (3595, 20256), (4220, 17256), (4314, 16880), (5064, 14380), (5752, 12660), (6330, 11504), (6752, 10785), (7190, 10128), (8440, 8628)]