408960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{71}}^1$

素因数の和:96

約数の個数: 96

約数和(自身を含む): 1432080

約数和(自身を除く): 1023120

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, 71, 72, 80, 90, 96, 120, 128, 142, 144, 160, 180, 192, 213, 240, 284, 288, 320, 355, 360, 384, 426, 480, 568, 576, 639, 640, 710, 720, 852, 960, 1065, 1136, 1152, 1278, 1420, 1440, 1704, 1920, 2130, 2272, 2556, 2840, 2880, 3195, 3408, 4260, 4544, 5112, 5680, 5760, 6390, 6816, 8520, 9088, 10224, 11360, 12780, 13632, 17040, 20448, 22720, 25560, 27264, 34080, 40896, 45440, 51120, 68160, 81792, 102240, 136320, 204480, 408960]

約数ペア:

[(1, 408960), (2, 204480), (3, 136320), (4, 102240), (5, 81792), (6, 68160), (8, 51120), (9, 45440), (10, 40896), (12, 34080), (15, 27264), (16, 25560), (18, 22720), (20, 20448), (24, 17040), (30, 13632), (32, 12780), (36, 11360), (40, 10224), (45, 9088), (48, 8520), (60, 6816), (64, 6390), (71, 5760), (72, 5680), (80, 5112), (90, 4544), (96, 4260), (120, 3408), (128, 3195), (142, 2880), (144, 2840), (160, 2556), (180, 2272), (192, 2130), (213, 1920), (240, 1704), (284, 1440), (288, 1420), (320, 1278), (355, 1152), (360, 1136), (384, 1065), (426, 960), (480, 852), (568, 720), (576, 710), (639, 640)]