129869740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{499}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 368928000

約数和(自身を除く): 239058260

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 169, 182, 220, 260, 286, 308, 338, 364, 385, 455, 499, 572, 676, 715, 770, 845, 910, 998, 1001, 1183, 1430, 1540, 1690, 1820, 1859, 1996, 2002, 2366, 2495, 2860, 3380, 3493, 3718, 4004, 4732, 4990, 5005, 5489, 5915, 6487, 6986, 7436, 9295, 9980, 10010, 10978, 11830, 12974, 13013, 13972, 17465, 18590, 20020, 21956, 23660, 25948, 26026, 27445, 32435, 34930, 37180, 38423, 45409, 52052, 54890, 64870, 65065, 69860, 71357, 76846, 84331, 90818, 109780, 129740, 130130, 142714, 153692, 168662, 181636, 192115, 227045, 260260, 285428, 337324, 356785, 384230, 421655, 454090, 499499, 590317, 713570, 768460, 843310, 908180, 927641, 998998, 1180634, 1427140, 1686620, 1855282, 1997996, 2361268, 2497495, 2951585, 3710564, 4638205, 4994990, 5903170, 6493487, 9276410, 9989980, 11806340, 12986974, 18552820, 25973948, 32467435, 64934870, 129869740]

約数ペア:

[(1, 129869740), (2, 64934870), (4, 32467435), (5, 25973948), (7, 18552820), (10, 12986974), (11, 11806340), (13, 9989980), (14, 9276410), (20, 6493487), (22, 5903170), (26, 4994990), (28, 4638205), (35, 3710564), (44, 2951585), (52, 2497495), (55, 2361268), (65, 1997996), (70, 1855282), (77, 1686620), (91, 1427140), (110, 1180634), (130, 998998), (140, 927641), (143, 908180), (154, 843310), (169, 768460), (182, 713570), (220, 590317), (260, 499499), (286, 454090), (308, 421655), (338, 384230), (364, 356785), (385, 337324), (455, 285428), (499, 260260), (572, 227045), (676, 192115), (715, 181636), (770, 168662), (845, 153692), (910, 142714), (998, 130130), (1001, 129740), (1183, 109780), (1430, 90818), (1540, 84331), (1690, 76846), (1820, 71357), (1859, 69860), (1996, 65065), (2002, 64870), (2366, 54890), (2495, 52052), (2860, 45409), (3380, 38423), (3493, 37180), (3718, 34930), (4004, 32435), (4732, 27445), (4990, 26026), (5005, 25948), (5489, 23660), (5915, 21956), (6487, 20020), (6986, 18590), (7436, 17465), (9295, 13972), (9980, 13013), (10010, 12974), (10978, 11830)]