84973980

素因数分解:

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

素因数の和:308

約数の個数: 192

約数和(自身を含む): 298045440

約数和(自身を除く): 213071460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 79, 84, 91, 105, 130, 140, 156, 158, 182, 195, 197, 210, 237, 260, 273, 316, 364, 390, 394, 395, 420, 455, 474, 546, 553, 591, 780, 788, 790, 910, 948, 985, 1027, 1092, 1106, 1182, 1185, 1365, 1379, 1580, 1659, 1820, 1970, 2054, 2212, 2364, 2370, 2561, 2730, 2758, 2765, 2955, 3081, 3318, 3940, 4108, 4137, 4740, 5122, 5135, 5460, 5516, 5530, 5910, 6162, 6636, 6895, 7189, 7683, 8274, 8295, 10244, 10270, 11060, 11820, 12324, 12805, 13790, 14378, 15366, 15405, 15563, 16548, 16590, 17927, 20540, 20685, 21567, 25610, 27580, 28756, 30732, 30810, 31126, 33180, 35854, 35945, 38415, 41370, 43134, 46689, 51220, 53781, 61620, 62252, 71708, 71890, 76830, 77815, 82740, 86268, 89635, 93378, 107562, 107835, 108941, 143780, 153660, 155630, 179270, 186756, 202319, 215124, 215670, 217882, 233445, 268905, 311260, 326823, 358540, 404638, 431340, 435764, 466890, 537810, 544705, 606957, 653646, 809276, 933780, 1011595, 1075620, 1089410, 1213914, 1307292, 1416233, 1634115, 2023190, 2178820, 2427828, 2832466, 3034785, 3268230, 4046380, 4248699, 5664932, 6069570, 6536460, 7081165, 8497398, 12139140, 14162330, 16994796, 21243495, 28324660, 42486990, 84973980]

約数ペア:

[(1, 84973980), (2, 42486990), (3, 28324660), (4, 21243495), (5, 16994796), (6, 14162330), (7, 12139140), (10, 8497398), (12, 7081165), (13, 6536460), (14, 6069570), (15, 5664932), (20, 4248699), (21, 4046380), (26, 3268230), (28, 3034785), (30, 2832466), (35, 2427828), (39, 2178820), (42, 2023190), (52, 1634115), (60, 1416233), (65, 1307292), (70, 1213914), (78, 1089410), (79, 1075620), (84, 1011595), (91, 933780), (105, 809276), (130, 653646), (140, 606957), (156, 544705), (158, 537810), (182, 466890), (195, 435764), (197, 431340), (210, 404638), (237, 358540), (260, 326823), (273, 311260), (316, 268905), (364, 233445), (390, 217882), (394, 215670), (395, 215124), (420, 202319), (455, 186756), (474, 179270), (546, 155630), (553, 153660), (591, 143780), (780, 108941), (788, 107835), (790, 107562), (910, 93378), (948, 89635), (985, 86268), (1027, 82740), (1092, 77815), (1106, 76830), (1182, 71890), (1185, 71708), (1365, 62252), (1379, 61620), (1580, 53781), (1659, 51220), (1820, 46689), (1970, 43134), (2054, 41370), (2212, 38415), (2364, 35945), (2370, 35854), (2561, 33180), (2730, 31126), (2758, 30810), (2765, 30732), (2955, 28756), (3081, 27580), (3318, 25610), (3940, 21567), (4108, 20685), (4137, 20540), (4740, 17927), (5122, 16590), (5135, 16548), (5460, 15563), (5516, 15405), (5530, 15366), (5910, 14378), (6162, 13790), (6636, 12805), (6895, 12324), (7189, 11820), (7683, 11060), (8274, 10270), (8295, 10244)]