123926940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40499}}^1$

素因数の和:40531

約数の個数: 72

約数和(自身を含む): 398034000

約数和(自身を除く): 274107060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 40499, 80998, 121497, 161996, 202495, 242994, 364491, 404990, 485988, 607485, 688483, 728982, 809980, 1214970, 1376966, 1457964, 1822455, 2065449, 2429940, 2753932, 3442415, 3644910, 4130898, 6196347, 6884830, 7289820, 8261796, 10327245, 12392694, 13769660, 20654490, 24785388, 30981735, 41308980, 61963470, 123926940]

約数ペア:

[(1, 123926940), (2, 61963470), (3, 41308980), (4, 30981735), (5, 24785388), (6, 20654490), (9, 13769660), (10, 12392694), (12, 10327245), (15, 8261796), (17, 7289820), (18, 6884830), (20, 6196347), (30, 4130898), (34, 3644910), (36, 3442415), (45, 2753932), (51, 2429940), (60, 2065449), (68, 1822455), (85, 1457964), (90, 1376966), (102, 1214970), (153, 809980), (170, 728982), (180, 688483), (204, 607485), (255, 485988), (306, 404990), (340, 364491), (510, 242994), (612, 202495), (765, 161996), (1020, 121497), (1530, 80998), (3060, 40499)]