1638190008

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2137}}^1$

素因数の和:2188

約数の個数: 240

約数和(自身を含む): 5681008080

約数和(自身を除く): 4042818072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 117, 126, 156, 162, 168, 169, 182, 189, 216, 234, 252, 273, 312, 324, 338, 351, 364, 378, 468, 504, 507, 546, 567, 648, 676, 702, 728, 756, 819, 936, 1014, 1053, 1092, 1134, 1183, 1352, 1404, 1512, 1521, 1638, 2028, 2106, 2137, 2184, 2268, 2366, 2457, 2808, 3042, 3276, 3549, 4056, 4212, 4274, 4536, 4563, 4732, 4914, 6084, 6411, 6552, 7098, 7371, 8424, 8548, 9126, 9464, 9828, 10647, 12168, 12822, 13689, 14196, 14742, 14959, 17096, 18252, 19233, 19656, 21294, 25644, 27378, 27781, 28392, 29484, 29918, 31941, 36504, 38466, 42588, 44877, 51288, 54756, 55562, 57699, 58968, 59836, 63882, 76932, 83343, 85176, 89754, 95823, 109512, 111124, 115398, 119672, 127764, 134631, 153864, 166686, 173097, 179508, 191646, 194467, 222248, 230796, 250029, 255528, 269262, 333372, 346194, 359016, 361153, 383292, 388934, 403893, 461592, 500058, 538524, 583401, 666744, 692388, 722306, 750087, 766584, 777868, 807786, 1000116, 1077048, 1083459, 1166802, 1211679, 1384776, 1444612, 1500174, 1555736, 1615572, 1750203, 2000232, 2166918, 2250261, 2333604, 2423358, 2528071, 2889224, 3000348, 3231144, 3250377, 3500406, 4333836, 4500522, 4667208, 4846716, 5056142, 5250609, 6000696, 6500754, 7000812, 7584213, 8667672, 9001044, 9693432, 9751131, 10112284, 10501218, 13001508, 14001624, 15168426, 15751827, 18002088, 19502262, 20224568, 21002436, 22752639, 26003016, 29253393, 30336852, 31503654, 39004524, 42004872, 45505278, 58506786, 60673704, 63007308, 68257917, 78009048, 91010556, 117013572, 126014616, 136515834, 182021112, 204773751, 234027144, 273031668, 409547502, 546063336, 819095004, 1638190008]

約数ペア:

[(1, 1638190008), (2, 819095004), (3, 546063336), (4, 409547502), (6, 273031668), (7, 234027144), (8, 204773751), (9, 182021112), (12, 136515834), (13, 126014616), (14, 117013572), (18, 91010556), (21, 78009048), (24, 68257917), (26, 63007308), (27, 60673704), (28, 58506786), (36, 45505278), (39, 42004872), (42, 39004524), (52, 31503654), (54, 30336852), (56, 29253393), (63, 26003016), (72, 22752639), (78, 21002436), (81, 20224568), (84, 19502262), (91, 18002088), (104, 15751827), (108, 15168426), (117, 14001624), (126, 13001508), (156, 10501218), (162, 10112284), (168, 9751131), (169, 9693432), (182, 9001044), (189, 8667672), (216, 7584213), (234, 7000812), (252, 6500754), (273, 6000696), (312, 5250609), (324, 5056142), (338, 4846716), (351, 4667208), (364, 4500522), (378, 4333836), (468, 3500406), (504, 3250377), (507, 3231144), (546, 3000348), (567, 2889224), (648, 2528071), (676, 2423358), (702, 2333604), (728, 2250261), (756, 2166918), (819, 2000232), (936, 1750203), (1014, 1615572), (1053, 1555736), (1092, 1500174), (1134, 1444612), (1183, 1384776), (1352, 1211679), (1404, 1166802), (1512, 1083459), (1521, 1077048), (1638, 1000116), (2028, 807786), (2106, 777868), (2137, 766584), (2184, 750087), (2268, 722306), (2366, 692388), (2457, 666744), (2808, 583401), (3042, 538524), (3276, 500058), (3549, 461592), (4056, 403893), (4212, 388934), (4274, 383292), (4536, 361153), (4563, 359016), (4732, 346194), (4914, 333372), (6084, 269262), (6411, 255528), (6552, 250029), (7098, 230796), (7371, 222248), (8424, 194467), (8548, 191646), (9126, 179508), (9464, 173097), (9828, 166686), (10647, 153864), (12168, 134631), (12822, 127764), (13689, 119672), (14196, 115398), (14742, 111124), (14959, 109512), (17096, 95823), (18252, 89754), (19233, 85176), (19656, 83343), (21294, 76932), (25644, 63882), (27378, 59836), (27781, 58968), (28392, 57699), (29484, 55562), (29918, 54756), (31941, 51288), (36504, 44877), (38466, 42588)]