631358520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 256

約数和(自身を含む): 2128896000

約数和(自身を除く): 1497537480

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, 79, 94, 104, 109, 120, 130, 141, 156, 158, 188, 195, 218, 235, 237, 260, 282, 312, 316, 327, 376, 390, 395, 436, 470, 474, 520, 545, 564, 611, 632, 654, 705, 780, 790, 872, 940, 948, 1027, 1090, 1128, 1185, 1222, 1308, 1410, 1417, 1560, 1580, 1635, 1833, 1880, 1896, 2054, 2180, 2370, 2444, 2616, 2820, 2834, 3055, 3081, 3160, 3270, 3666, 3713, 4108, 4251, 4360, 4740, 4888, 5123, 5135, 5640, 5668, 6110, 6162, 6540, 7085, 7332, 7426, 8216, 8502, 8611, 9165, 9480, 10246, 10270, 11139, 11336, 12220, 12324, 13080, 14170, 14664, 14852, 15369, 15405, 17004, 17222, 18330, 18565, 20492, 20540, 21255, 22278, 24440, 24648, 25615, 25833, 28340, 29704, 30738, 30810, 34008, 34444, 36660, 37130, 40984, 41080, 42510, 43055, 44556, 48269, 51230, 51666, 55695, 56680, 61476, 61620, 66599, 68888, 73320, 74260, 76845, 85020, 86110, 89112, 96538, 102460, 103332, 111390, 111943, 122952, 123240, 129165, 133198, 144807, 148520, 153690, 170040, 172220, 193076, 199797, 204920, 206664, 222780, 223886, 241345, 258330, 266396, 289614, 307380, 332995, 335829, 344440, 386152, 399594, 404717, 445560, 447772, 482690, 516660, 532792, 559715, 579228, 614760, 665990, 671658, 724035, 799188, 809434, 895544, 965380, 998985, 1033320, 1119430, 1158456, 1214151, 1331980, 1343316, 1448070, 1598376, 1618868, 1679145, 1930760, 1997970, 2023585, 2238860, 2428302, 2663960, 2686632, 2896140, 3237736, 3358290, 3995940, 4047170, 4477720, 4856604, 5261321, 5792280, 6070755, 6716580, 7991880, 8094340, 9713208, 10522642, 12141510, 13433160, 15783963, 16188680, 21045284, 24283020, 26306605, 31567926, 42090568, 48566040, 52613210, 63135852, 78919815, 105226420, 126271704, 157839630, 210452840, 315679260, 631358520]

約数ペア:

[(1, 631358520), (2, 315679260), (3, 210452840), (4, 157839630), (5, 126271704), (6, 105226420), (8, 78919815), (10, 63135852), (12, 52613210), (13, 48566040), (15, 42090568), (20, 31567926), (24, 26306605), (26, 24283020), (30, 21045284), (39, 16188680), (40, 15783963), (47, 13433160), (52, 12141510), (60, 10522642), (65, 9713208), (78, 8094340), (79, 7991880), (94, 6716580), (104, 6070755), (109, 5792280), (120, 5261321), (130, 4856604), (141, 4477720), (156, 4047170), (158, 3995940), (188, 3358290), (195, 3237736), (218, 2896140), (235, 2686632), (237, 2663960), (260, 2428302), (282, 2238860), (312, 2023585), (316, 1997970), (327, 1930760), (376, 1679145), (390, 1618868), (395, 1598376), (436, 1448070), (470, 1343316), (474, 1331980), (520, 1214151), (545, 1158456), (564, 1119430), (611, 1033320), (632, 998985), (654, 965380), (705, 895544), (780, 809434), (790, 799188), (872, 724035), (940, 671658), (948, 665990), (1027, 614760), (1090, 579228), (1128, 559715), (1185, 532792), (1222, 516660), (1308, 482690), (1410, 447772), (1417, 445560), (1560, 404717), (1580, 399594), (1635, 386152), (1833, 344440), (1880, 335829), (1896, 332995), (2054, 307380), (2180, 289614), (2370, 266396), (2444, 258330), (2616, 241345), (2820, 223886), (2834, 222780), (3055, 206664), (3081, 204920), (3160, 199797), (3270, 193076), (3666, 172220), (3713, 170040), (4108, 153690), (4251, 148520), (4360, 144807), (4740, 133198), (4888, 129165), (5123, 123240), (5135, 122952), (5640, 111943), (5668, 111390), (6110, 103332), (6162, 102460), (6540, 96538), (7085, 89112), (7332, 86110), (7426, 85020), (8216, 76845), (8502, 74260), (8611, 73320), (9165, 68888), (9480, 66599), (10246, 61620), (10270, 61476), (11139, 56680), (11336, 55695), (12220, 51666), (12324, 51230), (13080, 48269), (14170, 44556), (14664, 43055), (14852, 42510), (15369, 41080), (15405, 40984), (17004, 37130), (17222, 36660), (18330, 34444), (18565, 34008), (20492, 30810), (20540, 30738), (21255, 29704), (22278, 28340), (24440, 25833), (24648, 25615)]