123631440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22397}}^1$

素因数の和:22436

約数の個数: 80

約数和(自身を含む): 399938688

約数和(自身を除く): 276307248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 22397, 44794, 67191, 89588, 111985, 134382, 179176, 223970, 268764, 335955, 358352, 447940, 515131, 537528, 671910, 895880, 1030262, 1075056, 1343820, 1545393, 1791760, 2060524, 2575655, 2687640, 3090786, 4121048, 5151310, 5375280, 6181572, 7726965, 8242096, 10302620, 12363144, 15453930, 20605240, 24726288, 30907860, 41210480, 61815720, 123631440]

約数ペア:

[(1, 123631440), (2, 61815720), (3, 41210480), (4, 30907860), (5, 24726288), (6, 20605240), (8, 15453930), (10, 12363144), (12, 10302620), (15, 8242096), (16, 7726965), (20, 6181572), (23, 5375280), (24, 5151310), (30, 4121048), (40, 3090786), (46, 2687640), (48, 2575655), (60, 2060524), (69, 1791760), (80, 1545393), (92, 1343820), (115, 1075056), (120, 1030262), (138, 895880), (184, 671910), (230, 537528), (240, 515131), (276, 447940), (345, 358352), (368, 335955), (460, 268764), (552, 223970), (690, 179176), (920, 134382), (1104, 111985), (1380, 89588), (1840, 67191), (2760, 44794), (5520, 22397)]