623928320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:3987

約数の個数: 88

約数和(自身を含む): 1545370368

約数和(自身を除く): 921442048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3931, 3968, 4960, 5120, 7862, 7936, 9920, 15724, 15872, 19655, 19840, 31448, 31744, 39310, 39680, 62896, 78620, 79360, 121861, 125792, 157240, 158720, 243722, 251584, 314480, 487444, 503168, 609305, 628960, 974888, 1006336, 1218610, 1257920, 1949776, 2012672, 2437220, 2515840, 3899552, 4025344, 4874440, 5031680, 7799104, 9748880, 10063360, 15598208, 19497760, 20126720, 31196416, 38995520, 62392832, 77991040, 124785664, 155982080, 311964160, 623928320]

約数ペア:

[(1, 623928320), (2, 311964160), (4, 155982080), (5, 124785664), (8, 77991040), (10, 62392832), (16, 38995520), (20, 31196416), (31, 20126720), (32, 19497760), (40, 15598208), (62, 10063360), (64, 9748880), (80, 7799104), (124, 5031680), (128, 4874440), (155, 4025344), (160, 3899552), (248, 2515840), (256, 2437220), (310, 2012672), (320, 1949776), (496, 1257920), (512, 1218610), (620, 1006336), (640, 974888), (992, 628960), (1024, 609305), (1240, 503168), (1280, 487444), (1984, 314480), (2480, 251584), (2560, 243722), (3931, 158720), (3968, 157240), (4960, 125792), (5120, 121861), (7862, 79360), (7936, 78620), (9920, 62896), (15724, 39680), (15872, 39310), (19655, 31744), (19840, 31448)]