28959720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{647}}^1$

素因数の和:1034

約数の個数: 64

約数和(自身を含む): 87246720

約数和(自身を除く): 58287000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 373, 647, 746, 1119, 1294, 1492, 1865, 1941, 2238, 2588, 2984, 3235, 3730, 3882, 4476, 5176, 5595, 6470, 7460, 7764, 8952, 9705, 11190, 12940, 14920, 15528, 19410, 22380, 25880, 38820, 44760, 77640, 241331, 482662, 723993, 965324, 1206655, 1447986, 1930648, 2413310, 2895972, 3619965, 4826620, 5791944, 7239930, 9653240, 14479860, 28959720]

約数ペア:

[(1, 28959720), (2, 14479860), (3, 9653240), (4, 7239930), (5, 5791944), (6, 4826620), (8, 3619965), (10, 2895972), (12, 2413310), (15, 1930648), (20, 1447986), (24, 1206655), (30, 965324), (40, 723993), (60, 482662), (120, 241331), (373, 77640), (647, 44760), (746, 38820), (1119, 25880), (1294, 22380), (1492, 19410), (1865, 15528), (1941, 14920), (2238, 12940), (2588, 11190), (2984, 9705), (3235, 8952), (3730, 7764), (3882, 7460), (4476, 6470), (5176, 5595)]