2046720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 7211232

約数和(自身を除く): 5164512

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, 128, 130, 156, 160, 164, 192, 195, 205, 208, 240, 246, 256, 260, 312, 320, 328, 384, 390, 410, 416, 480, 492, 520, 533, 615, 624, 640, 656, 768, 780, 820, 832, 960, 984, 1040, 1066, 1230, 1248, 1280, 1312, 1560, 1599, 1640, 1664, 1920, 1968, 2080, 2132, 2460, 2496, 2624, 2665, 3120, 3198, 3280, 3328, 3840, 3936, 4160, 4264, 4920, 4992, 5248, 5330, 6240, 6396, 6560, 7872, 7995, 8320, 8528, 9840, 9984, 10496, 10660, 12480, 12792, 13120, 15744, 15990, 16640, 17056, 19680, 21320, 24960, 25584, 26240, 31488, 31980, 34112, 39360, 42640, 49920, 51168, 52480, 63960, 68224, 78720, 85280, 102336, 127920, 136448, 157440, 170560, 204672, 255840, 341120, 409344, 511680, 682240, 1023360, 2046720]

約数ペア:

[(1, 2046720), (2, 1023360), (3, 682240), (4, 511680), (5, 409344), (6, 341120), (8, 255840), (10, 204672), (12, 170560), (13, 157440), (15, 136448), (16, 127920), (20, 102336), (24, 85280), (26, 78720), (30, 68224), (32, 63960), (39, 52480), (40, 51168), (41, 49920), (48, 42640), (52, 39360), (60, 34112), (64, 31980), (65, 31488), (78, 26240), (80, 25584), (82, 24960), (96, 21320), (104, 19680), (120, 17056), (123, 16640), (128, 15990), (130, 15744), (156, 13120), (160, 12792), (164, 12480), (192, 10660), (195, 10496), (205, 9984), (208, 9840), (240, 8528), (246, 8320), (256, 7995), (260, 7872), (312, 6560), (320, 6396), (328, 6240), (384, 5330), (390, 5248), (410, 4992), (416, 4920), (480, 4264), (492, 4160), (520, 3936), (533, 3840), (615, 3328), (624, 3280), (640, 3198), (656, 3120), (768, 2665), (780, 2624), (820, 2496), (832, 2460), (960, 2132), (984, 2080), (1040, 1968), (1066, 1920), (1230, 1664), (1248, 1640), (1280, 1599), (1312, 1560)]