123920820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13499}}^1$

素因数の和:13534

約数の個数: 96

約数和(自身を含む): 408240000

約数和(自身を除く): 284319180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 9180, 13499, 26998, 40497, 53996, 67495, 80994, 121491, 134990, 161988, 202485, 229483, 242982, 269980, 364473, 404970, 458966, 485964, 607455, 688449, 728946, 809940, 917932, 1147415, 1214910, 1376898, 1457892, 1822365, 2065347, 2294830, 2429820, 2753796, 3442245, 3644730, 4130694, 4589660, 6196041, 6884490, 7289460, 8261388, 10326735, 12392082, 13768980, 20653470, 24784164, 30980205, 41306940, 61960410, 123920820]

約数ペア:

[(1, 123920820), (2, 61960410), (3, 41306940), (4, 30980205), (5, 24784164), (6, 20653470), (9, 13768980), (10, 12392082), (12, 10326735), (15, 8261388), (17, 7289460), (18, 6884490), (20, 6196041), (27, 4589660), (30, 4130694), (34, 3644730), (36, 3442245), (45, 2753796), (51, 2429820), (54, 2294830), (60, 2065347), (68, 1822365), (85, 1457892), (90, 1376898), (102, 1214910), (108, 1147415), (135, 917932), (153, 809940), (170, 728946), (180, 688449), (204, 607455), (255, 485964), (270, 458966), (306, 404970), (340, 364473), (459, 269980), (510, 242982), (540, 229483), (612, 202485), (765, 161988), (918, 134990), (1020, 121491), (1530, 80994), (1836, 67495), (2295, 53996), (3060, 40497), (4590, 26998), (9180, 13499)]