489008640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1620

約数の個数: 160

約数和(自身を含む): 1602459936

約数和(自身を除く): 1113451296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 320, 328, 384, 410, 480, 492, 512, 615, 640, 656, 768, 820, 960, 984, 1230, 1280, 1312, 1536, 1553, 1640, 1920, 1968, 2460, 2560, 2624, 3106, 3280, 3840, 3936, 4659, 4920, 5248, 6212, 6560, 7680, 7765, 7872, 9318, 9840, 10496, 12424, 13120, 15530, 15744, 18636, 19680, 20992, 23295, 24848, 26240, 31060, 31488, 37272, 39360, 46590, 49696, 52480, 62120, 62976, 63673, 74544, 78720, 93180, 99392, 104960, 124240, 127346, 149088, 157440, 186360, 191019, 198784, 248480, 254692, 298176, 314880, 318365, 372720, 382038, 397568, 496960, 509384, 596352, 636730, 745440, 764076, 795136, 955095, 993920, 1018768, 1192704, 1273460, 1490880, 1528152, 1910190, 1987840, 2037536, 2385408, 2546920, 2981760, 3056304, 3820380, 3975680, 4075072, 5093840, 5963520, 6112608, 7640760, 8150144, 10187680, 11927040, 12225216, 15281520, 16300288, 20375360, 24450432, 30563040, 32600576, 40750720, 48900864, 61126080, 81501440, 97801728, 122252160, 163002880, 244504320, 489008640]

約数ペア:

[(1, 489008640), (2, 244504320), (3, 163002880), (4, 122252160), (5, 97801728), (6, 81501440), (8, 61126080), (10, 48900864), (12, 40750720), (15, 32600576), (16, 30563040), (20, 24450432), (24, 20375360), (30, 16300288), (32, 15281520), (40, 12225216), (41, 11927040), (48, 10187680), (60, 8150144), (64, 7640760), (80, 6112608), (82, 5963520), (96, 5093840), (120, 4075072), (123, 3975680), (128, 3820380), (160, 3056304), (164, 2981760), (192, 2546920), (205, 2385408), (240, 2037536), (246, 1987840), (256, 1910190), (320, 1528152), (328, 1490880), (384, 1273460), (410, 1192704), (480, 1018768), (492, 993920), (512, 955095), (615, 795136), (640, 764076), (656, 745440), (768, 636730), (820, 596352), (960, 509384), (984, 496960), (1230, 397568), (1280, 382038), (1312, 372720), (1536, 318365), (1553, 314880), (1640, 298176), (1920, 254692), (1968, 248480), (2460, 198784), (2560, 191019), (2624, 186360), (3106, 157440), (3280, 149088), (3840, 127346), (3936, 124240), (4659, 104960), (4920, 99392), (5248, 93180), (6212, 78720), (6560, 74544), (7680, 63673), (7765, 62976), (7872, 62120), (9318, 52480), (9840, 49696), (10496, 46590), (12424, 39360), (13120, 37272), (15530, 31488), (15744, 31060), (18636, 26240), (19680, 24848), (20992, 23295)]