1080502020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{829}}^1$

素因数の和:1414

約数の個数: 144

約数和(自身を含む): 3540242160

約数和(自身を除く): 2459740140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 557, 585, 780, 829, 1114, 1170, 1658, 1671, 2228, 2340, 2487, 2785, 3316, 3342, 4145, 4974, 5013, 5570, 6684, 7241, 7461, 8290, 8355, 9948, 10026, 10777, 11140, 12435, 14482, 14922, 16580, 16710, 20052, 21554, 21723, 24870, 25065, 28964, 29844, 32331, 33420, 36205, 37305, 43108, 43446, 49740, 50130, 53885, 64662, 65169, 72410, 74610, 86892, 96993, 100260, 107770, 108615, 129324, 130338, 144820, 149220, 161655, 193986, 215540, 217230, 260676, 323310, 325845, 387972, 434460, 461753, 484965, 646620, 651690, 923506, 969930, 1303380, 1385259, 1847012, 1939860, 2308765, 2770518, 4155777, 4617530, 5541036, 6002789, 6926295, 8311554, 9235060, 12005578, 13852590, 16623108, 18008367, 20778885, 24011156, 27705180, 30013945, 36016734, 41557770, 54025101, 60027890, 72033468, 83115540, 90041835, 108050202, 120055780, 180083670, 216100404, 270125505, 360167340, 540251010, 1080502020]

約数ペア:

[(1, 1080502020), (2, 540251010), (3, 360167340), (4, 270125505), (5, 216100404), (6, 180083670), (9, 120055780), (10, 108050202), (12, 90041835), (13, 83115540), (15, 72033468), (18, 60027890), (20, 54025101), (26, 41557770), (30, 36016734), (36, 30013945), (39, 27705180), (45, 24011156), (52, 20778885), (60, 18008367), (65, 16623108), (78, 13852590), (90, 12005578), (117, 9235060), (130, 8311554), (156, 6926295), (180, 6002789), (195, 5541036), (234, 4617530), (260, 4155777), (390, 2770518), (468, 2308765), (557, 1939860), (585, 1847012), (780, 1385259), (829, 1303380), (1114, 969930), (1170, 923506), (1658, 651690), (1671, 646620), (2228, 484965), (2340, 461753), (2487, 434460), (2785, 387972), (3316, 325845), (3342, 323310), (4145, 260676), (4974, 217230), (5013, 215540), (5570, 193986), (6684, 161655), (7241, 149220), (7461, 144820), (8290, 130338), (8355, 129324), (9948, 108615), (10026, 107770), (10777, 100260), (11140, 96993), (12435, 86892), (14482, 74610), (14922, 72410), (16580, 65169), (16710, 64662), (20052, 53885), (21554, 50130), (21723, 49740), (24870, 43446), (25065, 43108), (28964, 37305), (29844, 36205), (32331, 33420)]