208742490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 192

約数和(自身を含む): 638876160

約数和(自身を除く): 430133670

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 30, 33, 34, 45, 51, 55, 66, 79, 85, 90, 99, 102, 110, 153, 157, 158, 165, 170, 187, 198, 237, 255, 306, 314, 330, 374, 395, 471, 474, 495, 510, 561, 711, 765, 785, 790, 869, 935, 942, 990, 1122, 1185, 1343, 1413, 1422, 1530, 1570, 1683, 1727, 1738, 1870, 2355, 2370, 2607, 2669, 2686, 2805, 2826, 3366, 3454, 3555, 4029, 4345, 4710, 5181, 5214, 5338, 5610, 6715, 7065, 7110, 7821, 8007, 8058, 8415, 8635, 8690, 10362, 12087, 12403, 13035, 13345, 13430, 14130, 14773, 15543, 15642, 16014, 16830, 17270, 20145, 24021, 24174, 24806, 25905, 26070, 26690, 29359, 29546, 31086, 37209, 39105, 40035, 40290, 44319, 48042, 51810, 58718, 60435, 62015, 73865, 74418, 77715, 78210, 80070, 88077, 88638, 111627, 120105, 120870, 124030, 132957, 136433, 146795, 147730, 155430, 176154, 186045, 210851, 221595, 223254, 240210, 264231, 265914, 272866, 293590, 372090, 409299, 421702, 440385, 443190, 528462, 558135, 632553, 664785, 682165, 818598, 880770, 1054255, 1116270, 1227897, 1265106, 1321155, 1329570, 1364330, 1897659, 2046495, 2108510, 2319361, 2455794, 2642310, 3162765, 3795318, 4092990, 4638722, 6139485, 6325530, 6958083, 9488295, 11596805, 12278970, 13916166, 18976590, 20874249, 23193610, 34790415, 41748498, 69580830, 104371245, 208742490]

約数ペア:

[(1, 208742490), (2, 104371245), (3, 69580830), (5, 41748498), (6, 34790415), (9, 23193610), (10, 20874249), (11, 18976590), (15, 13916166), (17, 12278970), (18, 11596805), (22, 9488295), (30, 6958083), (33, 6325530), (34, 6139485), (45, 4638722), (51, 4092990), (55, 3795318), (66, 3162765), (79, 2642310), (85, 2455794), (90, 2319361), (99, 2108510), (102, 2046495), (110, 1897659), (153, 1364330), (157, 1329570), (158, 1321155), (165, 1265106), (170, 1227897), (187, 1116270), (198, 1054255), (237, 880770), (255, 818598), (306, 682165), (314, 664785), (330, 632553), (374, 558135), (395, 528462), (471, 443190), (474, 440385), (495, 421702), (510, 409299), (561, 372090), (711, 293590), (765, 272866), (785, 265914), (790, 264231), (869, 240210), (935, 223254), (942, 221595), (990, 210851), (1122, 186045), (1185, 176154), (1343, 155430), (1413, 147730), (1422, 146795), (1530, 136433), (1570, 132957), (1683, 124030), (1727, 120870), (1738, 120105), (1870, 111627), (2355, 88638), (2370, 88077), (2607, 80070), (2669, 78210), (2686, 77715), (2805, 74418), (2826, 73865), (3366, 62015), (3454, 60435), (3555, 58718), (4029, 51810), (4345, 48042), (4710, 44319), (5181, 40290), (5214, 40035), (5338, 39105), (5610, 37209), (6715, 31086), (7065, 29546), (7110, 29359), (7821, 26690), (8007, 26070), (8058, 25905), (8415, 24806), (8635, 24174), (8690, 24021), (10362, 20145), (12087, 17270), (12403, 16830), (13035, 16014), (13345, 15642), (13430, 15543), (14130, 14773)]