80498040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1653

約数の個数: 128

約数和(自身を含む): 280696320

約数和(自身を除く): 200198280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1571, 1708, 1830, 2135, 2440, 2562, 3142, 3416, 3660, 4270, 4713, 5124, 6284, 6405, 7320, 7855, 8540, 9426, 10248, 10997, 12568, 12810, 15710, 17080, 18852, 21994, 23565, 25620, 31420, 32991, 37704, 43988, 47130, 51240, 54985, 62840, 65982, 87976, 94260, 95831, 109970, 131964, 164955, 188520, 191662, 219940, 263928, 287493, 329910, 383324, 439880, 479155, 574986, 659820, 670817, 766648, 958310, 1149972, 1319640, 1341634, 1437465, 1916620, 2012451, 2299944, 2683268, 2874930, 3354085, 3833240, 4024902, 5366536, 5749860, 6708170, 8049804, 10062255, 11499720, 13416340, 16099608, 20124510, 26832680, 40249020, 80498040]

約数ペア:

[(1, 80498040), (2, 40249020), (3, 26832680), (4, 20124510), (5, 16099608), (6, 13416340), (7, 11499720), (8, 10062255), (10, 8049804), (12, 6708170), (14, 5749860), (15, 5366536), (20, 4024902), (21, 3833240), (24, 3354085), (28, 2874930), (30, 2683268), (35, 2299944), (40, 2012451), (42, 1916620), (56, 1437465), (60, 1341634), (61, 1319640), (70, 1149972), (84, 958310), (105, 766648), (120, 670817), (122, 659820), (140, 574986), (168, 479155), (183, 439880), (210, 383324), (244, 329910), (280, 287493), (305, 263928), (366, 219940), (420, 191662), (427, 188520), (488, 164955), (610, 131964), (732, 109970), (840, 95831), (854, 94260), (915, 87976), (1220, 65982), (1281, 62840), (1464, 54985), (1571, 51240), (1708, 47130), (1830, 43988), (2135, 37704), (2440, 32991), (2562, 31420), (3142, 25620), (3416, 23565), (3660, 21994), (4270, 18852), (4713, 17080), (5124, 15710), (6284, 12810), (6405, 12568), (7320, 10997), (7855, 10248), (8540, 9426)]