42755220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1373}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 130535496

約数和(自身を除く): 87780276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1373, 1557, 1730, 2076, 2595, 2746, 3114, 3460, 4119, 5190, 5492, 6228, 6865, 7785, 8238, 10380, 12357, 13730, 15570, 16476, 20595, 24714, 27460, 31140, 41190, 49428, 61785, 82380, 123570, 237529, 247140, 475058, 712587, 950116, 1187645, 1425174, 2137761, 2375290, 2850348, 3562935, 4275522, 4750580, 7125870, 8551044, 10688805, 14251740, 21377610, 42755220]

約数ペア:

[(1, 42755220), (2, 21377610), (3, 14251740), (4, 10688805), (5, 8551044), (6, 7125870), (9, 4750580), (10, 4275522), (12, 3562935), (15, 2850348), (18, 2375290), (20, 2137761), (30, 1425174), (36, 1187645), (45, 950116), (60, 712587), (90, 475058), (173, 247140), (180, 237529), (346, 123570), (519, 82380), (692, 61785), (865, 49428), (1038, 41190), (1373, 31140), (1557, 27460), (1730, 24714), (2076, 20595), (2595, 16476), (2746, 15570), (3114, 13730), (3460, 12357), (4119, 10380), (5190, 8238), (5492, 7785), (6228, 6865)]