75121920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6521}}^1$

素因数の和:6548

約数の個数: 108

約数和(自身を含む): 259953876

約数和(自身を除く): 184831956

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 6521, 11520, 13042, 19563, 26084, 32605, 39126, 52168, 58689, 65210, 78252, 97815, 104336, 117378, 130420, 156504, 195630, 208672, 234756, 260840, 293445, 313008, 391260, 417344, 469512, 521680, 586890, 626016, 782520, 834688, 939024, 1043360, 1173780, 1252032, 1565040, 1669376, 1878048, 2086720, 2347560, 2504064, 3130080, 3756096, 4173440, 4695120, 5008128, 6260160, 7512192, 8346880, 9390240, 12520320, 15024384, 18780480, 25040640, 37560960, 75121920]

約数ペア:

[(1, 75121920), (2, 37560960), (3, 25040640), (4, 18780480), (5, 15024384), (6, 12520320), (8, 9390240), (9, 8346880), (10, 7512192), (12, 6260160), (15, 5008128), (16, 4695120), (18, 4173440), (20, 3756096), (24, 3130080), (30, 2504064), (32, 2347560), (36, 2086720), (40, 1878048), (45, 1669376), (48, 1565040), (60, 1252032), (64, 1173780), (72, 1043360), (80, 939024), (90, 834688), (96, 782520), (120, 626016), (128, 586890), (144, 521680), (160, 469512), (180, 417344), (192, 391260), (240, 313008), (256, 293445), (288, 260840), (320, 234756), (360, 208672), (384, 195630), (480, 156504), (576, 130420), (640, 117378), (720, 104336), (768, 97815), (960, 78252), (1152, 65210), (1280, 58689), (1440, 52168), (1920, 39126), (2304, 32605), (2880, 26084), (3840, 19563), (5760, 13042), (6521, 11520)]