128217570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 356638464

約数和(自身を除く): 228420894

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 83, 85, 102, 130, 166, 170, 195, 221, 233, 249, 255, 390, 415, 442, 466, 498, 510, 663, 699, 830, 1079, 1105, 1165, 1245, 1326, 1398, 1411, 2158, 2210, 2330, 2490, 2822, 3029, 3237, 3315, 3495, 3961, 4233, 5395, 6058, 6474, 6630, 6990, 7055, 7922, 8466, 9087, 10790, 11883, 14110, 15145, 16185, 18174, 18343, 19339, 19805, 21165, 23766, 30290, 32370, 36686, 38678, 39610, 42330, 45435, 51493, 55029, 58017, 59415, 90870, 91715, 96695, 102986, 110058, 116034, 118830, 154479, 183430, 193390, 251407, 257465, 275145, 290085, 308958, 328763, 502814, 514930, 550290, 580170, 657526, 754221, 772395, 986289, 1257035, 1508442, 1544790, 1643815, 1972578, 2514070, 3287630, 3771105, 4273919, 4931445, 7542210, 8547838, 9862890, 12821757, 21369595, 25643514, 42739190, 64108785, 128217570]

約数ペア:

[(1, 128217570), (2, 64108785), (3, 42739190), (5, 25643514), (6, 21369595), (10, 12821757), (13, 9862890), (15, 8547838), (17, 7542210), (26, 4931445), (30, 4273919), (34, 3771105), (39, 3287630), (51, 2514070), (65, 1972578), (78, 1643815), (83, 1544790), (85, 1508442), (102, 1257035), (130, 986289), (166, 772395), (170, 754221), (195, 657526), (221, 580170), (233, 550290), (249, 514930), (255, 502814), (390, 328763), (415, 308958), (442, 290085), (466, 275145), (498, 257465), (510, 251407), (663, 193390), (699, 183430), (830, 154479), (1079, 118830), (1105, 116034), (1165, 110058), (1245, 102986), (1326, 96695), (1398, 91715), (1411, 90870), (2158, 59415), (2210, 58017), (2330, 55029), (2490, 51493), (2822, 45435), (3029, 42330), (3237, 39610), (3315, 38678), (3495, 36686), (3961, 32370), (4233, 30290), (5395, 23766), (6058, 21165), (6474, 19805), (6630, 19339), (6990, 18343), (7055, 18174), (7922, 16185), (8466, 15145), (9087, 14110), (10790, 11883)]