212717040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28591}}^1$

素因数の和:28638

約数の個数: 80

約数和(自身を含む): 680718336

約数和(自身を除く): 468001296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 28591, 57182, 85773, 114364, 142955, 171546, 228728, 285910, 343092, 428865, 457456, 571820, 686184, 857730, 886321, 1143640, 1372368, 1715460, 1772642, 2287280, 2658963, 3430920, 3545284, 4431605, 5317926, 6861840, 7090568, 8863210, 10635852, 13294815, 14181136, 17726420, 21271704, 26589630, 35452840, 42543408, 53179260, 70905680, 106358520, 212717040]

約数ペア:

[(1, 212717040), (2, 106358520), (3, 70905680), (4, 53179260), (5, 42543408), (6, 35452840), (8, 26589630), (10, 21271704), (12, 17726420), (15, 14181136), (16, 13294815), (20, 10635852), (24, 8863210), (30, 7090568), (31, 6861840), (40, 5317926), (48, 4431605), (60, 3545284), (62, 3430920), (80, 2658963), (93, 2287280), (120, 1772642), (124, 1715460), (155, 1372368), (186, 1143640), (240, 886321), (248, 857730), (310, 686184), (372, 571820), (465, 457456), (496, 428865), (620, 343092), (744, 285910), (930, 228728), (1240, 171546), (1488, 142955), (1860, 114364), (2480, 85773), (3720, 57182), (7440, 28591)]