18399120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2520

約数の個数: 80

約数和(自身を含む): 58900992

約数和(自身を除く): 40501872

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, 2473, 2480, 3720, 4946, 7419, 7440, 9892, 12365, 14838, 19784, 24730, 29676, 37095, 39568, 49460, 59352, 74190, 76663, 98920, 118704, 148380, 153326, 197840, 229989, 296760, 306652, 383315, 459978, 593520, 613304, 766630, 919956, 1149945, 1226608, 1533260, 1839912, 2299890, 3066520, 3679824, 4599780, 6133040, 9199560, 18399120]

約数ペア:

[(1, 18399120), (2, 9199560), (3, 6133040), (4, 4599780), (5, 3679824), (6, 3066520), (8, 2299890), (10, 1839912), (12, 1533260), (15, 1226608), (16, 1149945), (20, 919956), (24, 766630), (30, 613304), (31, 593520), (40, 459978), (48, 383315), (60, 306652), (62, 296760), (80, 229989), (93, 197840), (120, 153326), (124, 148380), (155, 118704), (186, 98920), (240, 76663), (248, 74190), (310, 59352), (372, 49460), (465, 39568), (496, 37095), (620, 29676), (744, 24730), (930, 19784), (1240, 14838), (1488, 12365), (1860, 9892), (2473, 7440), (2480, 7419), (3720, 4946)]