1641464880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{647}}^1$

素因数の和:736

約数の個数: 240

約数和(自身を含む): 5744846592

約数和(自身を除く): 4103381712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 647, 660, 682, 744, 880, 930, 961, 1023, 1240, 1294, 1320, 1364, 1488, 1705, 1860, 1922, 1941, 2046, 2480, 2588, 2640, 2728, 2883, 3235, 3410, 3720, 3844, 3882, 4092, 4805, 5115, 5176, 5456, 5766, 6470, 6820, 7117, 7440, 7688, 7764, 8184, 9610, 9705, 10230, 10352, 10571, 11532, 12940, 13640, 14234, 14415, 15376, 15528, 16368, 19220, 19410, 20057, 20460, 21142, 21351, 23064, 25880, 27280, 28468, 28830, 31056, 31713, 35585, 38440, 38820, 40114, 40920, 42284, 42702, 46128, 51760, 52855, 56936, 57660, 60171, 63426, 71170, 76880, 77640, 80228, 81840, 84568, 85404, 100285, 105710, 106755, 113872, 115320, 120342, 126852, 142340, 155280, 158565, 160456, 169136, 170808, 200570, 211420, 213510, 220627, 230640, 240684, 253704, 284680, 300855, 317130, 320912, 341616, 401140, 422840, 427020, 441254, 481368, 507408, 569360, 601710, 621767, 634260, 661881, 802280, 845680, 854040, 882508, 962736, 1103135, 1203420, 1243534, 1268520, 1323762, 1604560, 1708080, 1765016, 1865301, 2206270, 2406840, 2487068, 2537040, 2647524, 3108835, 3309405, 3530032, 3730602, 4412540, 4813680, 4974136, 5295048, 6217670, 6618810, 6839437, 7461204, 8825080, 9326505, 9948272, 10590096, 12435340, 13237620, 13678874, 14922408, 17650160, 18653010, 20518311, 24870680, 26475240, 27357748, 29844816, 34197185, 37306020, 41036622, 49741360, 52950480, 54715496, 68394370, 74612040, 82073244, 102591555, 109430992, 136788740, 149224080, 164146488, 205183110, 273577480, 328292976, 410366220, 547154960, 820732440, 1641464880]

約数ペア:

[(1, 1641464880), (2, 820732440), (3, 547154960), (4, 410366220), (5, 328292976), (6, 273577480), (8, 205183110), (10, 164146488), (11, 149224080), (12, 136788740), (15, 109430992), (16, 102591555), (20, 82073244), (22, 74612040), (24, 68394370), (30, 54715496), (31, 52950480), (33, 49741360), (40, 41036622), (44, 37306020), (48, 34197185), (55, 29844816), (60, 27357748), (62, 26475240), (66, 24870680), (80, 20518311), (88, 18653010), (93, 17650160), (110, 14922408), (120, 13678874), (124, 13237620), (132, 12435340), (155, 10590096), (165, 9948272), (176, 9326505), (186, 8825080), (220, 7461204), (240, 6839437), (248, 6618810), (264, 6217670), (310, 5295048), (330, 4974136), (341, 4813680), (372, 4412540), (440, 3730602), (465, 3530032), (496, 3309405), (528, 3108835), (620, 2647524), (647, 2537040), (660, 2487068), (682, 2406840), (744, 2206270), (880, 1865301), (930, 1765016), (961, 1708080), (1023, 1604560), (1240, 1323762), (1294, 1268520), (1320, 1243534), (1364, 1203420), (1488, 1103135), (1705, 962736), (1860, 882508), (1922, 854040), (1941, 845680), (2046, 802280), (2480, 661881), (2588, 634260), (2640, 621767), (2728, 601710), (2883, 569360), (3235, 507408), (3410, 481368), (3720, 441254), (3844, 427020), (3882, 422840), (4092, 401140), (4805, 341616), (5115, 320912), (5176, 317130), (5456, 300855), (5766, 284680), (6470, 253704), (6820, 240684), (7117, 230640), (7440, 220627), (7688, 213510), (7764, 211420), (8184, 200570), (9610, 170808), (9705, 169136), (10230, 160456), (10352, 158565), (10571, 155280), (11532, 142340), (12940, 126852), (13640, 120342), (14234, 115320), (14415, 113872), (15376, 106755), (15528, 105710), (16368, 100285), (19220, 85404), (19410, 84568), (20057, 81840), (20460, 80228), (21142, 77640), (21351, 76880), (23064, 71170), (25880, 63426), (27280, 60171), (28468, 57660), (28830, 56936), (31056, 52855), (31713, 51760), (35585, 46128), (38440, 42702), (38820, 42284), (40114, 40920)]