639214368

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:299

約数の個数: 192

約数和(自身を含む): 1887621120

約数和(自身を除く): 1248406752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 74, 78, 96, 104, 109, 111, 127, 148, 156, 208, 218, 222, 254, 296, 312, 327, 381, 416, 436, 444, 481, 508, 592, 624, 654, 762, 872, 888, 962, 1016, 1184, 1248, 1308, 1417, 1443, 1524, 1651, 1744, 1776, 1924, 2032, 2616, 2834, 2886, 3048, 3302, 3488, 3552, 3848, 4033, 4064, 4251, 4699, 4953, 5232, 5668, 5772, 6096, 6604, 7696, 8066, 8502, 9398, 9906, 10464, 11336, 11544, 12099, 12192, 13208, 13843, 14097, 15392, 16132, 17004, 18796, 19812, 22672, 23088, 24198, 26416, 27686, 28194, 32264, 34008, 37592, 39624, 41529, 45344, 46176, 48396, 52429, 52832, 55372, 56388, 61087, 64528, 68016, 75184, 79248, 83058, 96792, 104858, 110744, 112776, 122174, 129056, 136032, 150368, 157287, 158496, 166116, 179959, 183261, 193584, 209716, 221488, 225552, 244348, 314574, 332232, 359918, 366522, 387168, 419432, 442976, 451104, 488696, 512191, 539877, 629148, 664464, 719836, 733044, 838864, 977392, 1024382, 1079754, 1258296, 1328928, 1439672, 1466088, 1536573, 1677728, 1954784, 2048764, 2159508, 2516592, 2879344, 2932176, 3073146, 4097528, 4319016, 5033184, 5758688, 5864352, 6146292, 6658483, 8195056, 8638032, 12292584, 13316966, 16390112, 17276064, 19975449, 24585168, 26633932, 39950898, 49170336, 53267864, 79901796, 106535728, 159803592, 213071456, 319607184, 639214368]

約数ペア:

[(1, 639214368), (2, 319607184), (3, 213071456), (4, 159803592), (6, 106535728), (8, 79901796), (12, 53267864), (13, 49170336), (16, 39950898), (24, 26633932), (26, 24585168), (32, 19975449), (37, 17276064), (39, 16390112), (48, 13316966), (52, 12292584), (74, 8638032), (78, 8195056), (96, 6658483), (104, 6146292), (109, 5864352), (111, 5758688), (127, 5033184), (148, 4319016), (156, 4097528), (208, 3073146), (218, 2932176), (222, 2879344), (254, 2516592), (296, 2159508), (312, 2048764), (327, 1954784), (381, 1677728), (416, 1536573), (436, 1466088), (444, 1439672), (481, 1328928), (508, 1258296), (592, 1079754), (624, 1024382), (654, 977392), (762, 838864), (872, 733044), (888, 719836), (962, 664464), (1016, 629148), (1184, 539877), (1248, 512191), (1308, 488696), (1417, 451104), (1443, 442976), (1524, 419432), (1651, 387168), (1744, 366522), (1776, 359918), (1924, 332232), (2032, 314574), (2616, 244348), (2834, 225552), (2886, 221488), (3048, 209716), (3302, 193584), (3488, 183261), (3552, 179959), (3848, 166116), (4033, 158496), (4064, 157287), (4251, 150368), (4699, 136032), (4953, 129056), (5232, 122174), (5668, 112776), (5772, 110744), (6096, 104858), (6604, 96792), (7696, 83058), (8066, 79248), (8502, 75184), (9398, 68016), (9906, 64528), (10464, 61087), (11336, 56388), (11544, 55372), (12099, 52832), (12192, 52429), (13208, 48396), (13843, 46176), (14097, 45344), (15392, 41529), (16132, 39624), (17004, 37592), (18796, 34008), (19812, 32264), (22672, 28194), (23088, 27686), (24198, 26416)]