140481684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 429811200

約数和(自身を除く): 289329516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 47, 58, 63, 84, 87, 94, 116, 126, 141, 174, 188, 203, 252, 261, 282, 329, 348, 406, 409, 423, 522, 564, 609, 658, 812, 818, 846, 987, 1044, 1218, 1227, 1316, 1363, 1636, 1692, 1827, 1974, 2436, 2454, 2726, 2863, 2961, 3654, 3681, 3948, 4089, 4908, 5452, 5726, 5922, 7308, 7362, 8178, 8589, 9541, 11452, 11844, 11861, 12267, 14724, 16356, 17178, 19082, 19223, 23722, 24534, 25767, 28623, 34356, 35583, 38164, 38446, 47444, 49068, 51534, 57246, 57669, 71166, 76892, 83027, 85869, 103068, 106749, 114492, 115338, 134561, 142332, 166054, 171738, 173007, 213498, 230676, 249081, 269122, 332108, 343476, 346014, 403683, 426996, 498162, 538244, 557467, 692028, 747243, 807366, 996324, 1114934, 1211049, 1494486, 1614732, 1672401, 2229868, 2422098, 2988972, 3344802, 3902269, 4844196, 5017203, 6689604, 7804538, 10034406, 11706807, 15609076, 20068812, 23413614, 35120421, 46827228, 70240842, 140481684]

約数ペア:

[(1, 140481684), (2, 70240842), (3, 46827228), (4, 35120421), (6, 23413614), (7, 20068812), (9, 15609076), (12, 11706807), (14, 10034406), (18, 7804538), (21, 6689604), (28, 5017203), (29, 4844196), (36, 3902269), (42, 3344802), (47, 2988972), (58, 2422098), (63, 2229868), (84, 1672401), (87, 1614732), (94, 1494486), (116, 1211049), (126, 1114934), (141, 996324), (174, 807366), (188, 747243), (203, 692028), (252, 557467), (261, 538244), (282, 498162), (329, 426996), (348, 403683), (406, 346014), (409, 343476), (423, 332108), (522, 269122), (564, 249081), (609, 230676), (658, 213498), (812, 173007), (818, 171738), (846, 166054), (987, 142332), (1044, 134561), (1218, 115338), (1227, 114492), (1316, 106749), (1363, 103068), (1636, 85869), (1692, 83027), (1827, 76892), (1974, 71166), (2436, 57669), (2454, 57246), (2726, 51534), (2863, 49068), (2961, 47444), (3654, 38446), (3681, 38164), (3948, 35583), (4089, 34356), (4908, 28623), (5452, 25767), (5726, 24534), (5922, 23722), (7308, 19223), (7362, 19082), (8178, 17178), (8589, 16356), (9541, 14724), (11452, 12267), (11844, 11861)]