521385240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1951}}^1$

素因数の和:2113

約数の個数: 128

約数和(自身を含む): 1669662720

約数和(自身を除く): 1148277480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 131, 136, 170, 204, 255, 262, 340, 393, 408, 510, 524, 655, 680, 786, 1020, 1048, 1310, 1572, 1951, 1965, 2040, 2227, 2620, 3144, 3902, 3930, 4454, 5240, 5853, 6681, 7804, 7860, 8908, 9755, 11135, 11706, 13362, 15608, 15720, 17816, 19510, 22270, 23412, 26724, 29265, 33167, 33405, 39020, 44540, 46824, 53448, 58530, 66334, 66810, 78040, 89080, 99501, 117060, 132668, 133620, 165835, 199002, 234120, 255581, 265336, 267240, 331670, 398004, 497505, 511162, 663340, 766743, 796008, 995010, 1022324, 1277905, 1326680, 1533486, 1990020, 2044648, 2555810, 3066972, 3833715, 3980040, 4344877, 5111620, 6133944, 7667430, 8689754, 10223240, 13034631, 15334860, 17379508, 21724385, 26069262, 30669720, 34759016, 43448770, 52138524, 65173155, 86897540, 104277048, 130346310, 173795080, 260692620, 521385240]

約数ペア:

[(1, 521385240), (2, 260692620), (3, 173795080), (4, 130346310), (5, 104277048), (6, 86897540), (8, 65173155), (10, 52138524), (12, 43448770), (15, 34759016), (17, 30669720), (20, 26069262), (24, 21724385), (30, 17379508), (34, 15334860), (40, 13034631), (51, 10223240), (60, 8689754), (68, 7667430), (85, 6133944), (102, 5111620), (120, 4344877), (131, 3980040), (136, 3833715), (170, 3066972), (204, 2555810), (255, 2044648), (262, 1990020), (340, 1533486), (393, 1326680), (408, 1277905), (510, 1022324), (524, 995010), (655, 796008), (680, 766743), (786, 663340), (1020, 511162), (1048, 497505), (1310, 398004), (1572, 331670), (1951, 267240), (1965, 265336), (2040, 255581), (2227, 234120), (2620, 199002), (3144, 165835), (3902, 133620), (3930, 132668), (4454, 117060), (5240, 99501), (5853, 89080), (6681, 78040), (7804, 66810), (7860, 66334), (8908, 58530), (9755, 53448), (11135, 46824), (11706, 44540), (13362, 39020), (15608, 33405), (15720, 33167), (17816, 29265), (19510, 26724), (22270, 23412)]