987478920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{8287}}^1$

素因数の和:8635

約数の個数: 96

約数和(自身を含む): 3219390720

約数和(自身を除く): 2231911800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 331, 360, 662, 993, 1324, 1655, 1986, 2648, 2979, 3310, 3972, 4965, 5958, 6620, 7944, 8287, 9930, 11916, 13240, 14895, 16574, 19860, 23832, 24861, 29790, 33148, 39720, 41435, 49722, 59580, 66296, 74583, 82870, 99444, 119160, 124305, 149166, 165740, 198888, 248610, 298332, 331480, 372915, 497220, 596664, 745830, 994440, 1491660, 2742997, 2983320, 5485994, 8228991, 10971988, 13714985, 16457982, 21943976, 24686973, 27429970, 32915964, 41144955, 49373946, 54859940, 65831928, 82289910, 98747892, 109719880, 123434865, 164579820, 197495784, 246869730, 329159640, 493739460, 987478920]

約数ペア:

[(1, 987478920), (2, 493739460), (3, 329159640), (4, 246869730), (5, 197495784), (6, 164579820), (8, 123434865), (9, 109719880), (10, 98747892), (12, 82289910), (15, 65831928), (18, 54859940), (20, 49373946), (24, 41144955), (30, 32915964), (36, 27429970), (40, 24686973), (45, 21943976), (60, 16457982), (72, 13714985), (90, 10971988), (120, 8228991), (180, 5485994), (331, 2983320), (360, 2742997), (662, 1491660), (993, 994440), (1324, 745830), (1655, 596664), (1986, 497220), (2648, 372915), (2979, 331480), (3310, 298332), (3972, 248610), (4965, 198888), (5958, 165740), (6620, 149166), (7944, 124305), (8287, 119160), (9930, 99444), (11916, 82870), (13240, 74583), (14895, 66296), (16574, 59580), (19860, 49722), (23832, 41435), (24861, 39720), (29790, 33148)]