120984320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3049}}^1$

素因数の和:3101

約数の個数: 72

約数和(自身を含む): 299241600

約数和(自身を除く): 178257280

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, 620, 640, 992, 1240, 1280, 1984, 2480, 3049, 3968, 4960, 6098, 7936, 9920, 12196, 15245, 19840, 24392, 30490, 39680, 48784, 60980, 94519, 97568, 121960, 189038, 195136, 243920, 378076, 390272, 472595, 487840, 756152, 780544, 945190, 975680, 1512304, 1890380, 1951360, 3024608, 3780760, 3902720, 6049216, 7561520, 12098432, 15123040, 24196864, 30246080, 60492160, 120984320]

約数ペア:

[(1, 120984320), (2, 60492160), (4, 30246080), (5, 24196864), (8, 15123040), (10, 12098432), (16, 7561520), (20, 6049216), (31, 3902720), (32, 3780760), (40, 3024608), (62, 1951360), (64, 1890380), (80, 1512304), (124, 975680), (128, 945190), (155, 780544), (160, 756152), (248, 487840), (256, 472595), (310, 390272), (320, 378076), (496, 243920), (620, 195136), (640, 189038), (992, 121960), (1240, 97568), (1280, 94519), (1984, 60980), (2480, 48784), (3049, 39680), (3968, 30490), (4960, 24392), (6098, 19840), (7936, 15245), (9920, 12196)]