171241980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:508

約数の個数: 192

約数和(自身を含む): 599101440

約数和(自身を除く): 427859460

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, 210, 237, 260, 273, 316, 364, 390, 395, 397, 420, 455, 474, 546, 553, 780, 790, 794, 910, 948, 1027, 1092, 1106, 1185, 1191, 1365, 1580, 1588, 1659, 1820, 1985, 2054, 2212, 2370, 2382, 2730, 2765, 2779, 3081, 3318, 3970, 4108, 4740, 4764, 5135, 5161, 5460, 5530, 5558, 5955, 6162, 6636, 7189, 7940, 8295, 8337, 10270, 10322, 11060, 11116, 11910, 12324, 13895, 14378, 15405, 15483, 16590, 16674, 20540, 20644, 21567, 23820, 25805, 27790, 28756, 30810, 30966, 31363, 33180, 33348, 35945, 36127, 41685, 43134, 51610, 55580, 61620, 61932, 62726, 71890, 72254, 77415, 83370, 86268, 94089, 103220, 107835, 108381, 125452, 143780, 144508, 154830, 156815, 166740, 180635, 188178, 215670, 216762, 219541, 309660, 313630, 361270, 376356, 407719, 431340, 433524, 439082, 470445, 541905, 627260, 658623, 722540, 815438, 878164, 940890, 1083810, 1097705, 1223157, 1317246, 1630876, 1881780, 2038595, 2167620, 2195410, 2446314, 2634492, 2854033, 3293115, 4077190, 4390820, 4892628, 5708066, 6115785, 6586230, 8154380, 8562099, 11416132, 12231570, 13172460, 14270165, 17124198, 24463140, 28540330, 34248396, 42810495, 57080660, 85620990, 171241980]

約数ペア:

[(1, 171241980), (2, 85620990), (3, 57080660), (4, 42810495), (5, 34248396), (6, 28540330), (7, 24463140), (10, 17124198), (12, 14270165), (13, 13172460), (14, 12231570), (15, 11416132), (20, 8562099), (21, 8154380), (26, 6586230), (28, 6115785), (30, 5708066), (35, 4892628), (39, 4390820), (42, 4077190), (52, 3293115), (60, 2854033), (65, 2634492), (70, 2446314), (78, 2195410), (79, 2167620), (84, 2038595), (91, 1881780), (105, 1630876), (130, 1317246), (140, 1223157), (156, 1097705), (158, 1083810), (182, 940890), (195, 878164), (210, 815438), (237, 722540), (260, 658623), (273, 627260), (316, 541905), (364, 470445), (390, 439082), (395, 433524), (397, 431340), (420, 407719), (455, 376356), (474, 361270), (546, 313630), (553, 309660), (780, 219541), (790, 216762), (794, 215670), (910, 188178), (948, 180635), (1027, 166740), (1092, 156815), (1106, 154830), (1185, 144508), (1191, 143780), (1365, 125452), (1580, 108381), (1588, 107835), (1659, 103220), (1820, 94089), (1985, 86268), (2054, 83370), (2212, 77415), (2370, 72254), (2382, 71890), (2730, 62726), (2765, 61932), (2779, 61620), (3081, 55580), (3318, 51610), (3970, 43134), (4108, 41685), (4740, 36127), (4764, 35945), (5135, 33348), (5161, 33180), (5460, 31363), (5530, 30966), (5558, 30810), (5955, 28756), (6162, 27790), (6636, 25805), (7189, 23820), (7940, 21567), (8295, 20644), (8337, 20540), (10270, 16674), (10322, 16590), (11060, 15483), (11116, 15405), (11910, 14378), (12324, 13895)]