30997200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2021

約数の個数: 120

約数和(自身を含む): 106986208

約数和(自身を除く): 75989008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 975, 1040, 1200, 1300, 1560, 1950, 1987, 2600, 3120, 3900, 3974, 5200, 5961, 7800, 7948, 9935, 11922, 15600, 15896, 19870, 23844, 25831, 29805, 31792, 39740, 47688, 49675, 51662, 59610, 77493, 79480, 95376, 99350, 103324, 119220, 129155, 149025, 154986, 158960, 198700, 206648, 238440, 258310, 298050, 309972, 387465, 397400, 413296, 476880, 516620, 596100, 619944, 645775, 774930, 794800, 1033240, 1192200, 1239888, 1291550, 1549860, 1937325, 2066480, 2384400, 2583100, 3099720, 3874650, 5166200, 6199440, 7749300, 10332400, 15498600, 30997200]

約数ペア:

[(1, 30997200), (2, 15498600), (3, 10332400), (4, 7749300), (5, 6199440), (6, 5166200), (8, 3874650), (10, 3099720), (12, 2583100), (13, 2384400), (15, 2066480), (16, 1937325), (20, 1549860), (24, 1291550), (25, 1239888), (26, 1192200), (30, 1033240), (39, 794800), (40, 774930), (48, 645775), (50, 619944), (52, 596100), (60, 516620), (65, 476880), (75, 413296), (78, 397400), (80, 387465), (100, 309972), (104, 298050), (120, 258310), (130, 238440), (150, 206648), (156, 198700), (195, 158960), (200, 154986), (208, 149025), (240, 129155), (260, 119220), (300, 103324), (312, 99350), (325, 95376), (390, 79480), (400, 77493), (520, 59610), (600, 51662), (624, 49675), (650, 47688), (780, 39740), (975, 31792), (1040, 29805), (1200, 25831), (1300, 23844), (1560, 19870), (1950, 15896), (1987, 15600), (2600, 11922), (3120, 9935), (3900, 7948), (3974, 7800), (5200, 5961)]