531242280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25889}}^1$

素因数の和:25928

約数の個数: 128

約数和(自身を含む): 1864080000

約数和(自身を除く): 1332837720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 25889, 51778, 77667, 103556, 129445, 155334, 207112, 233001, 258890, 310668, 388335, 466002, 491891, 517780, 621336, 699003, 776670, 932004, 983782, 1035560, 1165005, 1398006, 1475673, 1553340, 1864008, 1967564, 2330010, 2459455, 2796012, 2951346, 3106680, 3495015, 3935128, 4427019, 4660020, 4918910, 5592024, 5902692, 6990030, 7378365, 8854038, 9320040, 9837820, 11805384, 13281057, 13980060, 14756730, 17708076, 19675640, 22135095, 26562114, 27960120, 29513460, 35416152, 44270190, 53124228, 59026920, 66405285, 88540380, 106248456, 132810570, 177080760, 265621140, 531242280]

約数ペア:

[(1, 531242280), (2, 265621140), (3, 177080760), (4, 132810570), (5, 106248456), (6, 88540380), (8, 66405285), (9, 59026920), (10, 53124228), (12, 44270190), (15, 35416152), (18, 29513460), (19, 27960120), (20, 26562114), (24, 22135095), (27, 19675640), (30, 17708076), (36, 14756730), (38, 13980060), (40, 13281057), (45, 11805384), (54, 9837820), (57, 9320040), (60, 8854038), (72, 7378365), (76, 6990030), (90, 5902692), (95, 5592024), (108, 4918910), (114, 4660020), (120, 4427019), (135, 3935128), (152, 3495015), (171, 3106680), (180, 2951346), (190, 2796012), (216, 2459455), (228, 2330010), (270, 1967564), (285, 1864008), (342, 1553340), (360, 1475673), (380, 1398006), (456, 1165005), (513, 1035560), (540, 983782), (570, 932004), (684, 776670), (760, 699003), (855, 621336), (1026, 517780), (1080, 491891), (1140, 466002), (1368, 388335), (1710, 310668), (2052, 258890), (2280, 233001), (2565, 207112), (3420, 155334), (4104, 129445), (5130, 103556), (6840, 77667), (10260, 51778), (20520, 25889)]