421178520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:974

約数の個数: 192

約数和(自身を含む): 1489259520

約数和(自身を除く): 1068081000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 83, 84, 98, 105, 120, 140, 147, 166, 168, 196, 210, 245, 249, 280, 294, 332, 392, 415, 420, 490, 498, 581, 588, 664, 735, 830, 840, 863, 980, 996, 1162, 1176, 1245, 1470, 1660, 1726, 1743, 1960, 1992, 2324, 2490, 2589, 2905, 2940, 3320, 3452, 3486, 4067, 4315, 4648, 4980, 5178, 5810, 5880, 6041, 6904, 6972, 8134, 8630, 8715, 9960, 10356, 11620, 12082, 12201, 12945, 13944, 16268, 17260, 17430, 18123, 20335, 20712, 23240, 24164, 24402, 25890, 30205, 32536, 34520, 34860, 36246, 40670, 42287, 48328, 48804, 51780, 60410, 61005, 69720, 71629, 72492, 81340, 84574, 90615, 97608, 103560, 120820, 122010, 126861, 143258, 144984, 162680, 169148, 181230, 211435, 214887, 241640, 244020, 253722, 286516, 338296, 358145, 362460, 422870, 429774, 488040, 501403, 507444, 573032, 634305, 716290, 724920, 845740, 859548, 1002806, 1014888, 1074435, 1268610, 1432580, 1504209, 1691480, 1719096, 2005612, 2148870, 2507015, 2537220, 2865160, 3008418, 3509821, 4011224, 4297740, 5014030, 5074440, 6016836, 7019642, 7521045, 8595480, 10028060, 10529463, 12033672, 14039284, 15042090, 17549105, 20056120, 21058926, 28078568, 30084180, 35098210, 42117852, 52647315, 60168360, 70196420, 84235704, 105294630, 140392840, 210589260, 421178520]

約数ペア:

[(1, 421178520), (2, 210589260), (3, 140392840), (4, 105294630), (5, 84235704), (6, 70196420), (7, 60168360), (8, 52647315), (10, 42117852), (12, 35098210), (14, 30084180), (15, 28078568), (20, 21058926), (21, 20056120), (24, 17549105), (28, 15042090), (30, 14039284), (35, 12033672), (40, 10529463), (42, 10028060), (49, 8595480), (56, 7521045), (60, 7019642), (70, 6016836), (83, 5074440), (84, 5014030), (98, 4297740), (105, 4011224), (120, 3509821), (140, 3008418), (147, 2865160), (166, 2537220), (168, 2507015), (196, 2148870), (210, 2005612), (245, 1719096), (249, 1691480), (280, 1504209), (294, 1432580), (332, 1268610), (392, 1074435), (415, 1014888), (420, 1002806), (490, 859548), (498, 845740), (581, 724920), (588, 716290), (664, 634305), (735, 573032), (830, 507444), (840, 501403), (863, 488040), (980, 429774), (996, 422870), (1162, 362460), (1176, 358145), (1245, 338296), (1470, 286516), (1660, 253722), (1726, 244020), (1743, 241640), (1960, 214887), (1992, 211435), (2324, 181230), (2490, 169148), (2589, 162680), (2905, 144984), (2940, 143258), (3320, 126861), (3452, 122010), (3486, 120820), (4067, 103560), (4315, 97608), (4648, 90615), (4980, 84574), (5178, 81340), (5810, 72492), (5880, 71629), (6041, 69720), (6904, 61005), (6972, 60410), (8134, 51780), (8630, 48804), (8715, 48328), (9960, 42287), (10356, 40670), (11620, 36246), (12082, 34860), (12201, 34520), (12945, 32536), (13944, 30205), (16268, 25890), (17260, 24402), (17430, 24164), (18123, 23240), (20335, 20712)]