84776320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4273}}^1$

素因数の和:4323

約数の個数: 64

約数和(自身を含む): 209255040

約数和(自身を除く): 124478720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4273, 4960, 8546, 9920, 17092, 19840, 21365, 34184, 42730, 68368, 85460, 132463, 136736, 170920, 264926, 273472, 341840, 529852, 546944, 662315, 683680, 1059704, 1324630, 1367360, 2119408, 2649260, 2734720, 4238816, 5298520, 8477632, 10597040, 16955264, 21194080, 42388160, 84776320]

約数ペア:

[(1, 84776320), (2, 42388160), (4, 21194080), (5, 16955264), (8, 10597040), (10, 8477632), (16, 5298520), (20, 4238816), (31, 2734720), (32, 2649260), (40, 2119408), (62, 1367360), (64, 1324630), (80, 1059704), (124, 683680), (128, 662315), (155, 546944), (160, 529852), (248, 341840), (310, 273472), (320, 264926), (496, 170920), (620, 136736), (640, 132463), (992, 85460), (1240, 68368), (1984, 42730), (2480, 34184), (3968, 21365), (4273, 19840), (4960, 17092), (8546, 9920)]