42486990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 128

約数和(自身を含む): 127733760

約数和(自身を除く): 85246770

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 79, 91, 105, 130, 158, 182, 195, 197, 210, 237, 273, 390, 394, 395, 455, 474, 546, 553, 591, 790, 910, 985, 1027, 1106, 1182, 1185, 1365, 1379, 1659, 1970, 2054, 2370, 2561, 2730, 2758, 2765, 2955, 3081, 3318, 4137, 5122, 5135, 5530, 5910, 6162, 6895, 7189, 7683, 8274, 8295, 10270, 12805, 13790, 14378, 15366, 15405, 15563, 16590, 17927, 20685, 21567, 25610, 30810, 31126, 35854, 35945, 38415, 41370, 43134, 46689, 53781, 71890, 76830, 77815, 89635, 93378, 107562, 107835, 108941, 155630, 179270, 202319, 215670, 217882, 233445, 268905, 326823, 404638, 466890, 537810, 544705, 606957, 653646, 1011595, 1089410, 1213914, 1416233, 1634115, 2023190, 2832466, 3034785, 3268230, 4248699, 6069570, 7081165, 8497398, 14162330, 21243495, 42486990]

約数ペア:

[(1, 42486990), (2, 21243495), (3, 14162330), (5, 8497398), (6, 7081165), (7, 6069570), (10, 4248699), (13, 3268230), (14, 3034785), (15, 2832466), (21, 2023190), (26, 1634115), (30, 1416233), (35, 1213914), (39, 1089410), (42, 1011595), (65, 653646), (70, 606957), (78, 544705), (79, 537810), (91, 466890), (105, 404638), (130, 326823), (158, 268905), (182, 233445), (195, 217882), (197, 215670), (210, 202319), (237, 179270), (273, 155630), (390, 108941), (394, 107835), (395, 107562), (455, 93378), (474, 89635), (546, 77815), (553, 76830), (591, 71890), (790, 53781), (910, 46689), (985, 43134), (1027, 41370), (1106, 38415), (1182, 35945), (1185, 35854), (1365, 31126), (1379, 30810), (1659, 25610), (1970, 21567), (2054, 20685), (2370, 17927), (2561, 16590), (2730, 15563), (2758, 15405), (2765, 15366), (2955, 14378), (3081, 13790), (3318, 12805), (4137, 10270), (5122, 8295), (5135, 8274), (5530, 7683), (5910, 7189), (6162, 6895)]