639274272

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{433}}^1$

素因数の和:492

約数の個数: 192

約数和(自身を含む): 2082366720

約数和(自身を除く): 1443092448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 169, 182, 208, 224, 273, 312, 336, 338, 364, 416, 433, 507, 546, 624, 672, 676, 728, 866, 1014, 1092, 1183, 1248, 1299, 1352, 1456, 1732, 2028, 2184, 2197, 2366, 2598, 2704, 2912, 3031, 3464, 3549, 4056, 4368, 4394, 4732, 5196, 5408, 5629, 6062, 6591, 6928, 7098, 8112, 8736, 8788, 9093, 9464, 10392, 11258, 12124, 13182, 13856, 14196, 15379, 16224, 16887, 17576, 18186, 18928, 20784, 22516, 24248, 26364, 28392, 30758, 33774, 35152, 36372, 37856, 39403, 41568, 45032, 46137, 48496, 52728, 56784, 61516, 67548, 70304, 72744, 73177, 78806, 90064, 92274, 96992, 105456, 113568, 118209, 123032, 135096, 145488, 146354, 157612, 180128, 184548, 210912, 219531, 236418, 246064, 270192, 290976, 292708, 315224, 369096, 439062, 472836, 492128, 512239, 540384, 585416, 630448, 738192, 878124, 945672, 951301, 1024478, 1170832, 1260896, 1476384, 1536717, 1756248, 1891344, 1902602, 2048956, 2341664, 2853903, 3073434, 3512496, 3782688, 3805204, 4097912, 5707806, 6146868, 6659107, 7024992, 7610408, 8195824, 11415612, 12293736, 13318214, 15220816, 16391648, 19977321, 22831224, 24587472, 26636428, 30441632, 39954642, 45662448, 49174944, 53272856, 79909284, 91324896, 106545712, 159818568, 213091424, 319637136, 639274272]

約数ペア:

[(1, 639274272), (2, 319637136), (3, 213091424), (4, 159818568), (6, 106545712), (7, 91324896), (8, 79909284), (12, 53272856), (13, 49174944), (14, 45662448), (16, 39954642), (21, 30441632), (24, 26636428), (26, 24587472), (28, 22831224), (32, 19977321), (39, 16391648), (42, 15220816), (48, 13318214), (52, 12293736), (56, 11415612), (78, 8195824), (84, 7610408), (91, 7024992), (96, 6659107), (104, 6146868), (112, 5707806), (156, 4097912), (168, 3805204), (169, 3782688), (182, 3512496), (208, 3073434), (224, 2853903), (273, 2341664), (312, 2048956), (336, 1902602), (338, 1891344), (364, 1756248), (416, 1536717), (433, 1476384), (507, 1260896), (546, 1170832), (624, 1024478), (672, 951301), (676, 945672), (728, 878124), (866, 738192), (1014, 630448), (1092, 585416), (1183, 540384), (1248, 512239), (1299, 492128), (1352, 472836), (1456, 439062), (1732, 369096), (2028, 315224), (2184, 292708), (2197, 290976), (2366, 270192), (2598, 246064), (2704, 236418), (2912, 219531), (3031, 210912), (3464, 184548), (3549, 180128), (4056, 157612), (4368, 146354), (4394, 145488), (4732, 135096), (5196, 123032), (5408, 118209), (5629, 113568), (6062, 105456), (6591, 96992), (6928, 92274), (7098, 90064), (8112, 78806), (8736, 73177), (8788, 72744), (9093, 70304), (9464, 67548), (10392, 61516), (11258, 56784), (12124, 52728), (13182, 48496), (13856, 46137), (14196, 45032), (15379, 41568), (16224, 39403), (16887, 37856), (17576, 36372), (18186, 35152), (18928, 33774), (20784, 30758), (22516, 28392), (24248, 26364)]