31587660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13499}}^1$

素因数の和:13527

約数の個数: 72

約数和(自身を含む): 103194000

約数和(自身を除く): 71606340

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, 585, 780, 1170, 2340, 13499, 26998, 40497, 53996, 67495, 80994, 121491, 134990, 161988, 175487, 202485, 242982, 269980, 350974, 404970, 485964, 526461, 607455, 701948, 809940, 877435, 1052922, 1214910, 1579383, 1754870, 2105844, 2429820, 2632305, 3158766, 3509740, 5264610, 6317532, 7896915, 10529220, 15793830, 31587660]

約数ペア:

[(1, 31587660), (2, 15793830), (3, 10529220), (4, 7896915), (5, 6317532), (6, 5264610), (9, 3509740), (10, 3158766), (12, 2632305), (13, 2429820), (15, 2105844), (18, 1754870), (20, 1579383), (26, 1214910), (30, 1052922), (36, 877435), (39, 809940), (45, 701948), (52, 607455), (60, 526461), (65, 485964), (78, 404970), (90, 350974), (117, 269980), (130, 242982), (156, 202485), (180, 175487), (195, 161988), (234, 134990), (260, 121491), (390, 80994), (468, 67495), (585, 53996), (780, 40497), (1170, 26998), (2340, 13499)]