685957480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 1821450240

約数和(自身を除く): 1135492760

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 47, 52, 65, 68, 85, 94, 104, 127, 130, 136, 169, 170, 188, 221, 235, 254, 260, 338, 340, 376, 442, 470, 508, 520, 611, 635, 676, 680, 799, 845, 884, 940, 1016, 1105, 1222, 1270, 1352, 1598, 1651, 1690, 1768, 1880, 2159, 2210, 2444, 2540, 2873, 3055, 3196, 3302, 3380, 3995, 4318, 4420, 4888, 5080, 5746, 5969, 6110, 6392, 6604, 6760, 7943, 7990, 8255, 8636, 8840, 10387, 10795, 11492, 11938, 12220, 13208, 14365, 15886, 15980, 16510, 17272, 20774, 21463, 21590, 22984, 23876, 24440, 28067, 28730, 29845, 31772, 31960, 33020, 39715, 41548, 42926, 43180, 47752, 51935, 56134, 57460, 59690, 63544, 66040, 77597, 79430, 83096, 85852, 86360, 101473, 103870, 107315, 112268, 114920, 119380, 135031, 140335, 155194, 158860, 171704, 202946, 207740, 214630, 224536, 238760, 270062, 280670, 310388, 317720, 364871, 387985, 405892, 415480, 429260, 507365, 540124, 561340, 620776, 675155, 729742, 775970, 811784, 858520, 1008761, 1014730, 1080248, 1122680, 1319149, 1350310, 1459484, 1551940, 1824355, 2017522, 2029460, 2638298, 2700620, 2918968, 3103880, 3648710, 4035044, 4058920, 5043805, 5276596, 5401240, 6595745, 7297420, 8070088, 10087610, 10553192, 13191490, 14594840, 17148937, 20175220, 26382980, 34297874, 40350440, 52765960, 68595748, 85744685, 137191496, 171489370, 342978740, 685957480]

約数ペア:

[(1, 685957480), (2, 342978740), (4, 171489370), (5, 137191496), (8, 85744685), (10, 68595748), (13, 52765960), (17, 40350440), (20, 34297874), (26, 26382980), (34, 20175220), (40, 17148937), (47, 14594840), (52, 13191490), (65, 10553192), (68, 10087610), (85, 8070088), (94, 7297420), (104, 6595745), (127, 5401240), (130, 5276596), (136, 5043805), (169, 4058920), (170, 4035044), (188, 3648710), (221, 3103880), (235, 2918968), (254, 2700620), (260, 2638298), (338, 2029460), (340, 2017522), (376, 1824355), (442, 1551940), (470, 1459484), (508, 1350310), (520, 1319149), (611, 1122680), (635, 1080248), (676, 1014730), (680, 1008761), (799, 858520), (845, 811784), (884, 775970), (940, 729742), (1016, 675155), (1105, 620776), (1222, 561340), (1270, 540124), (1352, 507365), (1598, 429260), (1651, 415480), (1690, 405892), (1768, 387985), (1880, 364871), (2159, 317720), (2210, 310388), (2444, 280670), (2540, 270062), (2873, 238760), (3055, 224536), (3196, 214630), (3302, 207740), (3380, 202946), (3995, 171704), (4318, 158860), (4420, 155194), (4888, 140335), (5080, 135031), (5746, 119380), (5969, 114920), (6110, 112268), (6392, 107315), (6604, 103870), (6760, 101473), (7943, 86360), (7990, 85852), (8255, 83096), (8636, 79430), (8840, 77597), (10387, 66040), (10795, 63544), (11492, 59690), (11938, 57460), (12220, 56134), (13208, 51935), (14365, 47752), (15886, 43180), (15980, 42926), (16510, 41548), (17272, 39715), (20774, 33020), (21463, 31960), (21590, 31772), (22984, 29845), (23876, 28730), (24440, 28067)]