128439012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2605

約数の個数: 96

約数和(自身を含む): 359856000

約数和(自身を除く): 231416988

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 19, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 156, 204, 221, 228, 247, 323, 442, 494, 646, 663, 741, 884, 969, 988, 1292, 1326, 1482, 1938, 2549, 2652, 2964, 3876, 4199, 5098, 7647, 8398, 10196, 12597, 15294, 16796, 25194, 30588, 33137, 43333, 48431, 50388, 66274, 86666, 96862, 99411, 129999, 132548, 145293, 173332, 193724, 198822, 259998, 290586, 397644, 519996, 563329, 581172, 629603, 823327, 1126658, 1259206, 1646654, 1689987, 1888809, 2253316, 2469981, 2518412, 3293308, 3379974, 3777618, 4939962, 6759948, 7555236, 9879924, 10703251, 21406502, 32109753, 42813004, 64219506, 128439012]

約数ペア:

[(1, 128439012), (2, 64219506), (3, 42813004), (4, 32109753), (6, 21406502), (12, 10703251), (13, 9879924), (17, 7555236), (19, 6759948), (26, 4939962), (34, 3777618), (38, 3379974), (39, 3293308), (51, 2518412), (52, 2469981), (57, 2253316), (68, 1888809), (76, 1689987), (78, 1646654), (102, 1259206), (114, 1126658), (156, 823327), (204, 629603), (221, 581172), (228, 563329), (247, 519996), (323, 397644), (442, 290586), (494, 259998), (646, 198822), (663, 193724), (741, 173332), (884, 145293), (969, 132548), (988, 129999), (1292, 99411), (1326, 96862), (1482, 86666), (1938, 66274), (2549, 50388), (2652, 48431), (2964, 43333), (3876, 33137), (4199, 30588), (5098, 25194), (7647, 16796), (8398, 15294), (10196, 12597)]