128972454

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 312560640

約数和(自身を除く): 183588186

約数列:

[1, 2, 3, 6, 13, 23, 26, 29, 37, 39, 46, 58, 67, 69, 74, 78, 87, 111, 134, 138, 174, 201, 222, 299, 377, 402, 481, 598, 667, 754, 851, 871, 897, 962, 1073, 1131, 1334, 1443, 1541, 1702, 1742, 1794, 1943, 2001, 2146, 2262, 2479, 2553, 2613, 2886, 3082, 3219, 3886, 4002, 4623, 4958, 5106, 5226, 5829, 6438, 7437, 8671, 9246, 11063, 11658, 13949, 14874, 17342, 20033, 22126, 24679, 25259, 26013, 27898, 32227, 33189, 40066, 41847, 44689, 49358, 50518, 52026, 57017, 60099, 64454, 66378, 71891, 74037, 75777, 83694, 89378, 96681, 114034, 120198, 134067, 143782, 148074, 151554, 171051, 193362, 215673, 268134, 320827, 342102, 431346, 580957, 641654, 741221, 934583, 962481, 1161914, 1482442, 1653493, 1742871, 1869166, 1924962, 2223663, 2803749, 3306986, 3485742, 4447326, 4960479, 5607498, 9920958, 21495409, 42990818, 64486227, 128972454]

約数ペア:

[(1, 128972454), (2, 64486227), (3, 42990818), (6, 21495409), (13, 9920958), (23, 5607498), (26, 4960479), (29, 4447326), (37, 3485742), (39, 3306986), (46, 2803749), (58, 2223663), (67, 1924962), (69, 1869166), (74, 1742871), (78, 1653493), (87, 1482442), (111, 1161914), (134, 962481), (138, 934583), (174, 741221), (201, 641654), (222, 580957), (299, 431346), (377, 342102), (402, 320827), (481, 268134), (598, 215673), (667, 193362), (754, 171051), (851, 151554), (871, 148074), (897, 143782), (962, 134067), (1073, 120198), (1131, 114034), (1334, 96681), (1443, 89378), (1541, 83694), (1702, 75777), (1742, 74037), (1794, 71891), (1943, 66378), (2001, 64454), (2146, 60099), (2262, 57017), (2479, 52026), (2553, 50518), (2613, 49358), (2886, 44689), (3082, 41847), (3219, 40066), (3886, 33189), (4002, 32227), (4623, 27898), (4958, 26013), (5106, 25259), (5226, 24679), (5829, 22126), (6438, 20033), (7437, 17342), (8671, 14874), (9246, 13949), (11063, 11658)]