1248931112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 2939328000

約数和(自身を除く): 1690396888

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 149, 187, 221, 286, 298, 374, 431, 442, 572, 596, 748, 862, 884, 1144, 1192, 1496, 1639, 1724, 1768, 1937, 2431, 2533, 3278, 3448, 3874, 4741, 4862, 5066, 5603, 6556, 7327, 7748, 9482, 9724, 10132, 11206, 13112, 14654, 15496, 18964, 19448, 20264, 21307, 22412, 27863, 29308, 32929, 37928, 42614, 44824, 55726, 58616, 61633, 64219, 65858, 80597, 85228, 95251, 111452, 123266, 128438, 131716, 161194, 170456, 190502, 222904, 246532, 256876, 263432, 322388, 362219, 381004, 493064, 513752, 644776, 706409, 724438, 762008, 834847, 1047761, 1091723, 1412818, 1448876, 1669694, 2095522, 2183446, 2825636, 2897752, 3339388, 4191044, 4366892, 5651272, 6678776, 8382088, 8733784, 9183317, 12008953, 14192399, 18366634, 24017906, 28384798, 36733268, 48035812, 56769596, 73466536, 96071624, 113539192, 156116389, 312232778, 624465556, 1248931112]

約数ペア:

[(1, 1248931112), (2, 624465556), (4, 312232778), (8, 156116389), (11, 113539192), (13, 96071624), (17, 73466536), (22, 56769596), (26, 48035812), (34, 36733268), (44, 28384798), (52, 24017906), (68, 18366634), (88, 14192399), (104, 12008953), (136, 9183317), (143, 8733784), (149, 8382088), (187, 6678776), (221, 5651272), (286, 4366892), (298, 4191044), (374, 3339388), (431, 2897752), (442, 2825636), (572, 2183446), (596, 2095522), (748, 1669694), (862, 1448876), (884, 1412818), (1144, 1091723), (1192, 1047761), (1496, 834847), (1639, 762008), (1724, 724438), (1768, 706409), (1937, 644776), (2431, 513752), (2533, 493064), (3278, 381004), (3448, 362219), (3874, 322388), (4741, 263432), (4862, 256876), (5066, 246532), (5603, 222904), (6556, 190502), (7327, 170456), (7748, 161194), (9482, 131716), (9724, 128438), (10132, 123266), (11206, 111452), (13112, 95251), (14654, 85228), (15496, 80597), (18964, 65858), (19448, 64219), (20264, 61633), (21307, 58616), (22412, 55726), (27863, 44824), (29308, 42614), (32929, 37928)]