242898040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4685

約数の個数: 128

約数和(自身を含む): 721612800

約数和(自身を除く): 478714760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1496, 1540, 1870, 2380, 2618, 3080, 3740, 4639, 4760, 5236, 6545, 7480, 9278, 10472, 13090, 18556, 23195, 26180, 32473, 37112, 46390, 51029, 52360, 64946, 78863, 92780, 102058, 129892, 157726, 162365, 185560, 204116, 255145, 259784, 315452, 324730, 357203, 394315, 408232, 510290, 552041, 630904, 649460, 714406, 788630, 867493, 1020580, 1104082, 1298920, 1428812, 1577260, 1734986, 1786015, 2041160, 2208164, 2760205, 2857624, 3154520, 3469972, 3572030, 4337465, 4416328, 5520410, 6072451, 6939944, 7144060, 8674930, 11040820, 12144902, 14288120, 17349860, 22081640, 24289804, 30362255, 34699720, 48579608, 60724510, 121449020, 242898040]

約数ペア:

[(1, 242898040), (2, 121449020), (4, 60724510), (5, 48579608), (7, 34699720), (8, 30362255), (10, 24289804), (11, 22081640), (14, 17349860), (17, 14288120), (20, 12144902), (22, 11040820), (28, 8674930), (34, 7144060), (35, 6939944), (40, 6072451), (44, 5520410), (55, 4416328), (56, 4337465), (68, 3572030), (70, 3469972), (77, 3154520), (85, 2857624), (88, 2760205), (110, 2208164), (119, 2041160), (136, 1786015), (140, 1734986), (154, 1577260), (170, 1428812), (187, 1298920), (220, 1104082), (238, 1020580), (280, 867493), (308, 788630), (340, 714406), (374, 649460), (385, 630904), (440, 552041), (476, 510290), (595, 408232), (616, 394315), (680, 357203), (748, 324730), (770, 315452), (935, 259784), (952, 255145), (1190, 204116), (1309, 185560), (1496, 162365), (1540, 157726), (1870, 129892), (2380, 102058), (2618, 92780), (3080, 78863), (3740, 64946), (4639, 52360), (4760, 51029), (5236, 46390), (6545, 37112), (7480, 32473), (9278, 26180), (10472, 23195), (13090, 18556)]