7129980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 25500384

約数和(自身を除く): 18370404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 277, 286, 330, 390, 396, 429, 468, 495, 554, 572, 585, 660, 715, 780, 831, 858, 990, 1108, 1170, 1287, 1385, 1430, 1662, 1716, 1980, 2145, 2340, 2493, 2574, 2770, 2860, 3047, 3324, 3601, 4155, 4290, 4986, 5148, 5540, 6094, 6435, 7202, 8310, 8580, 9141, 9972, 10803, 12188, 12465, 12870, 14404, 15235, 16620, 18005, 18282, 21606, 24930, 25740, 27423, 30470, 32409, 36010, 36564, 39611, 43212, 45705, 49860, 54015, 54846, 60940, 64818, 72020, 79222, 91410, 108030, 109692, 118833, 129636, 137115, 158444, 162045, 182820, 198055, 216060, 237666, 274230, 324090, 356499, 396110, 475332, 548460, 594165, 648180, 712998, 792220, 1188330, 1425996, 1782495, 2376660, 3564990, 7129980]

約数ペア:

[(1, 7129980), (2, 3564990), (3, 2376660), (4, 1782495), (5, 1425996), (6, 1188330), (9, 792220), (10, 712998), (11, 648180), (12, 594165), (13, 548460), (15, 475332), (18, 396110), (20, 356499), (22, 324090), (26, 274230), (30, 237666), (33, 216060), (36, 198055), (39, 182820), (44, 162045), (45, 158444), (52, 137115), (55, 129636), (60, 118833), (65, 109692), (66, 108030), (78, 91410), (90, 79222), (99, 72020), (110, 64818), (117, 60940), (130, 54846), (132, 54015), (143, 49860), (156, 45705), (165, 43212), (180, 39611), (195, 36564), (198, 36010), (220, 32409), (234, 30470), (260, 27423), (277, 25740), (286, 24930), (330, 21606), (390, 18282), (396, 18005), (429, 16620), (468, 15235), (495, 14404), (554, 12870), (572, 12465), (585, 12188), (660, 10803), (715, 9972), (780, 9141), (831, 8580), (858, 8310), (990, 7202), (1108, 6435), (1170, 6094), (1287, 5540), (1385, 5148), (1430, 4986), (1662, 4290), (1716, 4155), (1980, 3601), (2145, 3324), (2340, 3047), (2493, 2860), (2574, 2770)]