210921120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2063}}^1$

素因数の和:2155

約数の個数: 144

約数和(自身を含む): 730259712

約数和(自身を除く): 519338592

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, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1704, 2063, 2130, 2272, 2556, 2840, 3195, 3408, 4126, 4260, 5112, 5680, 6189, 6390, 6816, 8252, 8520, 10224, 10315, 11360, 12378, 12780, 16504, 17040, 18567, 20448, 20630, 24756, 25560, 30945, 33008, 34080, 37134, 41260, 49512, 51120, 61890, 66016, 74268, 82520, 92835, 99024, 102240, 123780, 146473, 148536, 165040, 185670, 198048, 247560, 292946, 297072, 330080, 371340, 439419, 495120, 585892, 594144, 732365, 742680, 878838, 990240, 1171784, 1318257, 1464730, 1485360, 1757676, 2197095, 2343568, 2636514, 2929460, 2970720, 3515352, 4394190, 4687136, 5273028, 5858920, 6591285, 7030704, 8788380, 10546056, 11717840, 13182570, 14061408, 17576760, 21092112, 23435680, 26365140, 35153520, 42184224, 52730280, 70307040, 105460560, 210921120]

約数ペア:

[(1, 210921120), (2, 105460560), (3, 70307040), (4, 52730280), (5, 42184224), (6, 35153520), (8, 26365140), (9, 23435680), (10, 21092112), (12, 17576760), (15, 14061408), (16, 13182570), (18, 11717840), (20, 10546056), (24, 8788380), (30, 7030704), (32, 6591285), (36, 5858920), (40, 5273028), (45, 4687136), (48, 4394190), (60, 3515352), (71, 2970720), (72, 2929460), (80, 2636514), (90, 2343568), (96, 2197095), (120, 1757676), (142, 1485360), (144, 1464730), (160, 1318257), (180, 1171784), (213, 990240), (240, 878838), (284, 742680), (288, 732365), (355, 594144), (360, 585892), (426, 495120), (480, 439419), (568, 371340), (639, 330080), (710, 297072), (720, 292946), (852, 247560), (1065, 198048), (1136, 185670), (1278, 165040), (1420, 148536), (1440, 146473), (1704, 123780), (2063, 102240), (2130, 99024), (2272, 92835), (2556, 82520), (2840, 74268), (3195, 66016), (3408, 61890), (4126, 51120), (4260, 49512), (5112, 41260), (5680, 37134), (6189, 34080), (6390, 33008), (6816, 30945), (8252, 25560), (8520, 24756), (10224, 20630), (10315, 20448), (11360, 18567), (12378, 17040), (12780, 16504)]