28042920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 92706120

約数和(自身を除く): 64663200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1277, 1464, 1830, 2196, 2440, 2554, 2745, 3660, 3831, 4392, 5108, 5490, 6385, 7320, 7662, 10216, 10980, 11493, 12770, 15324, 19155, 21960, 22986, 25540, 30648, 38310, 45972, 51080, 57465, 76620, 77897, 91944, 114930, 153240, 155794, 229860, 233691, 311588, 389485, 459720, 467382, 623176, 701073, 778970, 934764, 1168455, 1402146, 1557940, 1869528, 2336910, 2804292, 3115880, 3505365, 4673820, 5608584, 7010730, 9347640, 14021460, 28042920]

約数ペア:

[(1, 28042920), (2, 14021460), (3, 9347640), (4, 7010730), (5, 5608584), (6, 4673820), (8, 3505365), (9, 3115880), (10, 2804292), (12, 2336910), (15, 1869528), (18, 1557940), (20, 1402146), (24, 1168455), (30, 934764), (36, 778970), (40, 701073), (45, 623176), (60, 467382), (61, 459720), (72, 389485), (90, 311588), (120, 233691), (122, 229860), (180, 155794), (183, 153240), (244, 114930), (305, 91944), (360, 77897), (366, 76620), (488, 57465), (549, 51080), (610, 45972), (732, 38310), (915, 30648), (1098, 25540), (1220, 22986), (1277, 21960), (1464, 19155), (1830, 15324), (2196, 12770), (2440, 11493), (2554, 10980), (2745, 10216), (3660, 7662), (3831, 7320), (4392, 6385), (5108, 5490)]