137181720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1$

素因数の和:1945

約数の個数: 128

約数和(自身を含む): 452874240

約数和(自身を除く): 315692520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 470, 520, 564, 611, 705, 780, 940, 1128, 1222, 1410, 1560, 1833, 1871, 1880, 2444, 2820, 3055, 3666, 3742, 4888, 5613, 5640, 6110, 7332, 7484, 9165, 9355, 11226, 12220, 14664, 14968, 18330, 18710, 22452, 24323, 24440, 28065, 36660, 37420, 44904, 48646, 56130, 72969, 73320, 74840, 87937, 97292, 112260, 121615, 145938, 175874, 194584, 224520, 243230, 263811, 291876, 351748, 364845, 439685, 486460, 527622, 583752, 703496, 729690, 879370, 972920, 1055244, 1143181, 1319055, 1459380, 1758740, 2110488, 2286362, 2638110, 2918760, 3429543, 3517480, 4572724, 5276220, 5715905, 6859086, 9145448, 10552440, 11431810, 13718172, 17147715, 22863620, 27436344, 34295430, 45727240, 68590860, 137181720]

約数ペア:

[(1, 137181720), (2, 68590860), (3, 45727240), (4, 34295430), (5, 27436344), (6, 22863620), (8, 17147715), (10, 13718172), (12, 11431810), (13, 10552440), (15, 9145448), (20, 6859086), (24, 5715905), (26, 5276220), (30, 4572724), (39, 3517480), (40, 3429543), (47, 2918760), (52, 2638110), (60, 2286362), (65, 2110488), (78, 1758740), (94, 1459380), (104, 1319055), (120, 1143181), (130, 1055244), (141, 972920), (156, 879370), (188, 729690), (195, 703496), (235, 583752), (260, 527622), (282, 486460), (312, 439685), (376, 364845), (390, 351748), (470, 291876), (520, 263811), (564, 243230), (611, 224520), (705, 194584), (780, 175874), (940, 145938), (1128, 121615), (1222, 112260), (1410, 97292), (1560, 87937), (1833, 74840), (1871, 73320), (1880, 72969), (2444, 56130), (2820, 48646), (3055, 44904), (3666, 37420), (3742, 36660), (4888, 28065), (5613, 24440), (5640, 24323), (6110, 22452), (7332, 18710), (7484, 18330), (9165, 14968), (9355, 14664), (11226, 12220)]