171811380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 552964608

約数和(自身を除く): 381153228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 61, 65, 69, 78, 92, 115, 122, 130, 138, 156, 157, 183, 195, 230, 244, 260, 276, 299, 305, 314, 345, 366, 390, 460, 471, 598, 610, 628, 690, 732, 780, 785, 793, 897, 915, 942, 1196, 1220, 1380, 1403, 1495, 1570, 1586, 1794, 1830, 1884, 2041, 2355, 2379, 2806, 2990, 3140, 3172, 3588, 3611, 3660, 3965, 4082, 4209, 4485, 4710, 4758, 5612, 5980, 6123, 7015, 7222, 7930, 8164, 8418, 8970, 9420, 9516, 9577, 10205, 10833, 11895, 12246, 14030, 14444, 15860, 16836, 17940, 18055, 18239, 19154, 20410, 21045, 21666, 23790, 24492, 28060, 28731, 30615, 36110, 36478, 38308, 40820, 42090, 43332, 46943, 47580, 47885, 54165, 54717, 57462, 61230, 72220, 72956, 84180, 91195, 93886, 95770, 108330, 109434, 114924, 122460, 124501, 140829, 143655, 182390, 187772, 191540, 216660, 218868, 220271, 234715, 249002, 273585, 281658, 287310, 364780, 373503, 440542, 469430, 498004, 547170, 563316, 574620, 622505, 660813, 704145, 747006, 881084, 938860, 1094340, 1101355, 1245010, 1321626, 1408290, 1494012, 1867515, 2202710, 2490020, 2643252, 2816580, 2863523, 3304065, 3735030, 4405420, 5727046, 6608130, 7470060, 8590569, 11454092, 13216260, 14317615, 17181138, 28635230, 34362276, 42952845, 57270460, 85905690, 171811380]

約数ペア:

[(1, 171811380), (2, 85905690), (3, 57270460), (4, 42952845), (5, 34362276), (6, 28635230), (10, 17181138), (12, 14317615), (13, 13216260), (15, 11454092), (20, 8590569), (23, 7470060), (26, 6608130), (30, 5727046), (39, 4405420), (46, 3735030), (52, 3304065), (60, 2863523), (61, 2816580), (65, 2643252), (69, 2490020), (78, 2202710), (92, 1867515), (115, 1494012), (122, 1408290), (130, 1321626), (138, 1245010), (156, 1101355), (157, 1094340), (183, 938860), (195, 881084), (230, 747006), (244, 704145), (260, 660813), (276, 622505), (299, 574620), (305, 563316), (314, 547170), (345, 498004), (366, 469430), (390, 440542), (460, 373503), (471, 364780), (598, 287310), (610, 281658), (628, 273585), (690, 249002), (732, 234715), (780, 220271), (785, 218868), (793, 216660), (897, 191540), (915, 187772), (942, 182390), (1196, 143655), (1220, 140829), (1380, 124501), (1403, 122460), (1495, 114924), (1570, 109434), (1586, 108330), (1794, 95770), (1830, 93886), (1884, 91195), (2041, 84180), (2355, 72956), (2379, 72220), (2806, 61230), (2990, 57462), (3140, 54717), (3172, 54165), (3588, 47885), (3611, 47580), (3660, 46943), (3965, 43332), (4082, 42090), (4209, 40820), (4485, 38308), (4710, 36478), (4758, 36110), (5612, 30615), (5980, 28731), (6123, 28060), (7015, 24492), (7222, 23790), (7930, 21666), (8164, 21045), (8418, 20410), (8970, 19154), (9420, 18239), (9516, 18055), (9577, 17940), (10205, 16836), (10833, 15860), (11895, 14444), (12246, 14030)]