248689980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5981}}^1$

素因数の和:6017

約数の個数: 192

約数和(自身を含む): 964776960

約数和(自身を除く): 716086980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 330, 378, 385, 396, 420, 462, 495, 540, 594, 630, 660, 693, 756, 770, 924, 945, 990, 1155, 1188, 1260, 1386, 1485, 1540, 1890, 1980, 2079, 2310, 2772, 2970, 3465, 3780, 4158, 4620, 5940, 5981, 6930, 8316, 10395, 11962, 13860, 17943, 20790, 23924, 29905, 35886, 41580, 41867, 53829, 59810, 65791, 71772, 83734, 89715, 107658, 119620, 125601, 131582, 161487, 167468, 179430, 197373, 209335, 215316, 251202, 263164, 269145, 322974, 328955, 358860, 376803, 394746, 418670, 460537, 502404, 538290, 592119, 628005, 645948, 657910, 753606, 789492, 807435, 837340, 921074, 986865, 1076580, 1130409, 1184238, 1256010, 1315820, 1381611, 1507212, 1614870, 1776357, 1842148, 1884015, 1973730, 2260818, 2302685, 2368476, 2512020, 2763222, 2960595, 3229740, 3552714, 3768030, 3947460, 4144833, 4521636, 4605370, 5526444, 5652045, 5921190, 6908055, 7105428, 7536060, 8289666, 8881785, 9210740, 11304090, 11842380, 12434499, 13816110, 16579332, 17763570, 20724165, 22608180, 24868998, 27632220, 35527140, 41448330, 49737996, 62172495, 82896660, 124344990, 248689980]

約数ペア:

[(1, 248689980), (2, 124344990), (3, 82896660), (4, 62172495), (5, 49737996), (6, 41448330), (7, 35527140), (9, 27632220), (10, 24868998), (11, 22608180), (12, 20724165), (14, 17763570), (15, 16579332), (18, 13816110), (20, 12434499), (21, 11842380), (22, 11304090), (27, 9210740), (28, 8881785), (30, 8289666), (33, 7536060), (35, 7105428), (36, 6908055), (42, 5921190), (44, 5652045), (45, 5526444), (54, 4605370), (55, 4521636), (60, 4144833), (63, 3947460), (66, 3768030), (70, 3552714), (77, 3229740), (84, 2960595), (90, 2763222), (99, 2512020), (105, 2368476), (108, 2302685), (110, 2260818), (126, 1973730), (132, 1884015), (135, 1842148), (140, 1776357), (154, 1614870), (165, 1507212), (180, 1381611), (189, 1315820), (198, 1256010), (210, 1184238), (220, 1130409), (231, 1076580), (252, 986865), (270, 921074), (297, 837340), (308, 807435), (315, 789492), (330, 753606), (378, 657910), (385, 645948), (396, 628005), (420, 592119), (462, 538290), (495, 502404), (540, 460537), (594, 418670), (630, 394746), (660, 376803), (693, 358860), (756, 328955), (770, 322974), (924, 269145), (945, 263164), (990, 251202), (1155, 215316), (1188, 209335), (1260, 197373), (1386, 179430), (1485, 167468), (1540, 161487), (1890, 131582), (1980, 125601), (2079, 119620), (2310, 107658), (2772, 89715), (2970, 83734), (3465, 71772), (3780, 65791), (4158, 59810), (4620, 53829), (5940, 41867), (5981, 41580), (6930, 35886), (8316, 29905), (10395, 23924), (11962, 20790), (13860, 17943)]