815739960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 256

約数和(自身を含む): 2900136960

約数和(自身を除く): 2084397000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 73, 84, 105, 106, 120, 140, 146, 159, 168, 210, 212, 219, 251, 265, 280, 292, 318, 365, 371, 420, 424, 438, 502, 511, 530, 584, 636, 730, 742, 753, 795, 840, 876, 1004, 1022, 1060, 1095, 1113, 1255, 1272, 1460, 1484, 1506, 1533, 1590, 1752, 1757, 1855, 2008, 2044, 2120, 2190, 2226, 2510, 2555, 2920, 2968, 3012, 3066, 3180, 3514, 3710, 3765, 3869, 4088, 4380, 4452, 5020, 5110, 5271, 5565, 6024, 6132, 6360, 7028, 7420, 7530, 7665, 7738, 8760, 8785, 8904, 10040, 10220, 10542, 11130, 11607, 12264, 13303, 14056, 14840, 15060, 15330, 15476, 17570, 18323, 19345, 20440, 21084, 22260, 23214, 26355, 26606, 27083, 30120, 30660, 30952, 35140, 36646, 38690, 39909, 42168, 44520, 46428, 52710, 53212, 54166, 54969, 58035, 61320, 66515, 70280, 73292, 77380, 79818, 81249, 91615, 92856, 93121, 105420, 106424, 108332, 109938, 116070, 128261, 133030, 135415, 146584, 154760, 159636, 162498, 183230, 186242, 199545, 210840, 216664, 219876, 232140, 256522, 266060, 270830, 274845, 279363, 319272, 324996, 366460, 372484, 384783, 399090, 406245, 439752, 464280, 465605, 513044, 532120, 541660, 549690, 558726, 641305, 649992, 732920, 744968, 769566, 798180, 812490, 931210, 971119, 1026088, 1083320, 1099380, 1117452, 1282610, 1396815, 1539132, 1596360, 1624980, 1862420, 1923915, 1942238, 2198760, 2234904, 2565220, 2793630, 2913357, 3078264, 3249960, 3724840, 3847830, 3884476, 4855595, 5130440, 5587260, 5826714, 6797833, 7695660, 7768952, 9711190, 11174520, 11653428, 13595666, 14566785, 15391320, 19422380, 20393499, 23306856, 27191332, 29133570, 33989165, 38844760, 40786998, 54382664, 58267140, 67978330, 81573996, 101967495, 116534280, 135956660, 163147992, 203934990, 271913320, 407869980, 815739960]

約数ペア:

[(1, 815739960), (2, 407869980), (3, 271913320), (4, 203934990), (5, 163147992), (6, 135956660), (7, 116534280), (8, 101967495), (10, 81573996), (12, 67978330), (14, 58267140), (15, 54382664), (20, 40786998), (21, 38844760), (24, 33989165), (28, 29133570), (30, 27191332), (35, 23306856), (40, 20393499), (42, 19422380), (53, 15391320), (56, 14566785), (60, 13595666), (70, 11653428), (73, 11174520), (84, 9711190), (105, 7768952), (106, 7695660), (120, 6797833), (140, 5826714), (146, 5587260), (159, 5130440), (168, 4855595), (210, 3884476), (212, 3847830), (219, 3724840), (251, 3249960), (265, 3078264), (280, 2913357), (292, 2793630), (318, 2565220), (365, 2234904), (371, 2198760), (420, 1942238), (424, 1923915), (438, 1862420), (502, 1624980), (511, 1596360), (530, 1539132), (584, 1396815), (636, 1282610), (730, 1117452), (742, 1099380), (753, 1083320), (795, 1026088), (840, 971119), (876, 931210), (1004, 812490), (1022, 798180), (1060, 769566), (1095, 744968), (1113, 732920), (1255, 649992), (1272, 641305), (1460, 558726), (1484, 549690), (1506, 541660), (1533, 532120), (1590, 513044), (1752, 465605), (1757, 464280), (1855, 439752), (2008, 406245), (2044, 399090), (2120, 384783), (2190, 372484), (2226, 366460), (2510, 324996), (2555, 319272), (2920, 279363), (2968, 274845), (3012, 270830), (3066, 266060), (3180, 256522), (3514, 232140), (3710, 219876), (3765, 216664), (3869, 210840), (4088, 199545), (4380, 186242), (4452, 183230), (5020, 162498), (5110, 159636), (5271, 154760), (5565, 146584), (6024, 135415), (6132, 133030), (6360, 128261), (7028, 116070), (7420, 109938), (7530, 108332), (7665, 106424), (7738, 105420), (8760, 93121), (8785, 92856), (8904, 91615), (10040, 81249), (10220, 79818), (10542, 77380), (11130, 73292), (11607, 70280), (12264, 66515), (13303, 61320), (14056, 58035), (14840, 54969), (15060, 54166), (15330, 53212), (15476, 52710), (17570, 46428), (18323, 44520), (19345, 42168), (20440, 39909), (21084, 38690), (22260, 36646), (23214, 35140), (26355, 30952), (26606, 30660), (27083, 30120)]