511680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:74

約数の個数: 112

約数和(自身を含む): 1792224

約数和(自身を除く): 1280544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 64, 65, 78, 80, 82, 96, 104, 120, 123, 130, 156, 160, 164, 192, 195, 205, 208, 240, 246, 260, 312, 320, 328, 390, 410, 416, 480, 492, 520, 533, 615, 624, 656, 780, 820, 832, 960, 984, 1040, 1066, 1230, 1248, 1312, 1560, 1599, 1640, 1968, 2080, 2132, 2460, 2496, 2624, 2665, 3120, 3198, 3280, 3936, 4160, 4264, 4920, 5330, 6240, 6396, 6560, 7872, 7995, 8528, 9840, 10660, 12480, 12792, 13120, 15990, 17056, 19680, 21320, 25584, 31980, 34112, 39360, 42640, 51168, 63960, 85280, 102336, 127920, 170560, 255840, 511680]

約数ペア:

[(1, 511680), (2, 255840), (3, 170560), (4, 127920), (5, 102336), (6, 85280), (8, 63960), (10, 51168), (12, 42640), (13, 39360), (15, 34112), (16, 31980), (20, 25584), (24, 21320), (26, 19680), (30, 17056), (32, 15990), (39, 13120), (40, 12792), (41, 12480), (48, 10660), (52, 9840), (60, 8528), (64, 7995), (65, 7872), (78, 6560), (80, 6396), (82, 6240), (96, 5330), (104, 4920), (120, 4264), (123, 4160), (130, 3936), (156, 3280), (160, 3198), (164, 3120), (192, 2665), (195, 2624), (205, 2496), (208, 2460), (240, 2132), (246, 2080), (260, 1968), (312, 1640), (320, 1599), (328, 1560), (390, 1312), (410, 1248), (416, 1230), (480, 1066), (492, 1040), (520, 984), (533, 960), (615, 832), (624, 820), (656, 780)]