255128016

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 240

約数和(自身を含む): 812725760

約数和(自身を除く): 557597744

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 31, 33, 39, 44, 48, 52, 62, 66, 78, 88, 93, 104, 109, 121, 124, 132, 143, 156, 176, 186, 208, 218, 242, 248, 264, 286, 312, 327, 341, 363, 372, 403, 429, 436, 484, 496, 528, 572, 624, 654, 682, 726, 744, 806, 858, 872, 968, 1023, 1144, 1199, 1209, 1308, 1364, 1417, 1452, 1488, 1573, 1612, 1716, 1744, 1936, 2046, 2288, 2398, 2418, 2616, 2728, 2834, 2904, 3146, 3224, 3379, 3432, 3597, 3751, 4092, 4251, 4433, 4719, 4796, 4836, 5232, 5456, 5668, 5808, 6292, 6448, 6758, 6864, 7194, 7502, 8184, 8502, 8866, 9438, 9592, 9672, 10137, 11253, 11336, 12584, 13189, 13299, 13516, 14388, 15004, 15587, 16368, 17004, 17732, 18876, 19184, 19344, 20274, 22506, 22672, 25168, 26378, 26598, 27032, 28776, 30008, 31174, 34008, 35464, 37169, 37752, 39567, 40548, 43927, 45012, 46761, 48763, 52756, 53196, 54064, 57552, 60016, 62348, 68016, 70928, 74338, 75504, 79134, 81096, 87854, 90024, 93522, 97526, 105512, 106392, 111507, 124696, 131781, 146289, 148676, 158268, 162192, 171457, 175708, 180048, 187044, 195052, 211024, 212784, 223014, 249392, 263562, 292578, 297352, 316536, 342914, 351416, 374088, 390104, 408859, 446028, 483197, 514371, 527124, 585156, 594704, 633072, 685828, 702832, 748176, 780208, 817718, 892056, 966394, 1028742, 1054248, 1170312, 1226577, 1371656, 1449591, 1635436, 1784112, 1932788, 2057484, 2108496, 2340624, 2453154, 2743312, 2899182, 3270872, 3865576, 4114968, 4906308, 5315167, 5798364, 6541744, 7731152, 8229936, 9812616, 10630334, 11596728, 15945501, 19625232, 21260668, 23193456, 31891002, 42521336, 63782004, 85042672, 127564008, 255128016]

約数ペア:

[(1, 255128016), (2, 127564008), (3, 85042672), (4, 63782004), (6, 42521336), (8, 31891002), (11, 23193456), (12, 21260668), (13, 19625232), (16, 15945501), (22, 11596728), (24, 10630334), (26, 9812616), (31, 8229936), (33, 7731152), (39, 6541744), (44, 5798364), (48, 5315167), (52, 4906308), (62, 4114968), (66, 3865576), (78, 3270872), (88, 2899182), (93, 2743312), (104, 2453154), (109, 2340624), (121, 2108496), (124, 2057484), (132, 1932788), (143, 1784112), (156, 1635436), (176, 1449591), (186, 1371656), (208, 1226577), (218, 1170312), (242, 1054248), (248, 1028742), (264, 966394), (286, 892056), (312, 817718), (327, 780208), (341, 748176), (363, 702832), (372, 685828), (403, 633072), (429, 594704), (436, 585156), (484, 527124), (496, 514371), (528, 483197), (572, 446028), (624, 408859), (654, 390104), (682, 374088), (726, 351416), (744, 342914), (806, 316536), (858, 297352), (872, 292578), (968, 263562), (1023, 249392), (1144, 223014), (1199, 212784), (1209, 211024), (1308, 195052), (1364, 187044), (1417, 180048), (1452, 175708), (1488, 171457), (1573, 162192), (1612, 158268), (1716, 148676), (1744, 146289), (1936, 131781), (2046, 124696), (2288, 111507), (2398, 106392), (2418, 105512), (2616, 97526), (2728, 93522), (2834, 90024), (2904, 87854), (3146, 81096), (3224, 79134), (3379, 75504), (3432, 74338), (3597, 70928), (3751, 68016), (4092, 62348), (4251, 60016), (4433, 57552), (4719, 54064), (4796, 53196), (4836, 52756), (5232, 48763), (5456, 46761), (5668, 45012), (5808, 43927), (6292, 40548), (6448, 39567), (6758, 37752), (6864, 37169), (7194, 35464), (7502, 34008), (8184, 31174), (8502, 30008), (8866, 28776), (9438, 27032), (9592, 26598), (9672, 26378), (10137, 25168), (11253, 22672), (11336, 22506), (12584, 20274), (13189, 19344), (13299, 19184), (13516, 18876), (14388, 17732), (15004, 17004), (15587, 16368)]