16420560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 57912960

約数和(自身を除く): 41492400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 277, 285, 304, 312, 380, 390, 456, 494, 520, 554, 570, 624, 741, 760, 780, 831, 912, 988, 1040, 1108, 1140, 1235, 1385, 1482, 1520, 1560, 1662, 1976, 2216, 2280, 2470, 2770, 2964, 3120, 3324, 3601, 3705, 3952, 4155, 4432, 4560, 4940, 5263, 5540, 5928, 6648, 7202, 7410, 8310, 9880, 10526, 10803, 11080, 11856, 13296, 14404, 14820, 15789, 16620, 18005, 19760, 21052, 21606, 22160, 26315, 28808, 29640, 31578, 33240, 36010, 42104, 43212, 52630, 54015, 57616, 59280, 63156, 66480, 68419, 72020, 78945, 84208, 86424, 105260, 108030, 126312, 136838, 144040, 157890, 172848, 205257, 210520, 216060, 252624, 273676, 288080, 315780, 342095, 410514, 421040, 432120, 547352, 631560, 684190, 821028, 864240, 1026285, 1094704, 1263120, 1368380, 1642056, 2052570, 2736760, 3284112, 4105140, 5473520, 8210280, 16420560]

約数ペア:

[(1, 16420560), (2, 8210280), (3, 5473520), (4, 4105140), (5, 3284112), (6, 2736760), (8, 2052570), (10, 1642056), (12, 1368380), (13, 1263120), (15, 1094704), (16, 1026285), (19, 864240), (20, 821028), (24, 684190), (26, 631560), (30, 547352), (38, 432120), (39, 421040), (40, 410514), (48, 342095), (52, 315780), (57, 288080), (60, 273676), (65, 252624), (76, 216060), (78, 210520), (80, 205257), (95, 172848), (104, 157890), (114, 144040), (120, 136838), (130, 126312), (152, 108030), (156, 105260), (190, 86424), (195, 84208), (208, 78945), (228, 72020), (240, 68419), (247, 66480), (260, 63156), (277, 59280), (285, 57616), (304, 54015), (312, 52630), (380, 43212), (390, 42104), (456, 36010), (494, 33240), (520, 31578), (554, 29640), (570, 28808), (624, 26315), (741, 22160), (760, 21606), (780, 21052), (831, 19760), (912, 18005), (988, 16620), (1040, 15789), (1108, 14820), (1140, 14404), (1235, 13296), (1385, 11856), (1482, 11080), (1520, 10803), (1560, 10526), (1662, 9880), (1976, 8310), (2216, 7410), (2280, 7202), (2470, 6648), (2770, 5928), (2964, 5540), (3120, 5263), (3324, 4940), (3601, 4560), (3705, 4432), (3952, 4155)]