338431140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4597}}^1$

素因数の和:5021

約数の個数: 72

約数和(自身を含む): 1029308280

約数和(自身を除く): 690877140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1227, 1636, 2045, 2454, 3681, 4090, 4597, 4908, 6135, 7362, 8180, 9194, 12270, 13791, 14724, 18388, 18405, 22985, 24540, 27582, 36810, 41373, 45970, 55164, 68955, 73620, 82746, 91940, 137910, 165492, 206865, 275820, 413730, 827460, 1880173, 3760346, 5640519, 7520692, 9400865, 11281038, 16921557, 18801730, 22562076, 28202595, 33843114, 37603460, 56405190, 67686228, 84607785, 112810380, 169215570, 338431140]

約数ペア:

[(1, 338431140), (2, 169215570), (3, 112810380), (4, 84607785), (5, 67686228), (6, 56405190), (9, 37603460), (10, 33843114), (12, 28202595), (15, 22562076), (18, 18801730), (20, 16921557), (30, 11281038), (36, 9400865), (45, 7520692), (60, 5640519), (90, 3760346), (180, 1880173), (409, 827460), (818, 413730), (1227, 275820), (1636, 206865), (2045, 165492), (2454, 137910), (3681, 91940), (4090, 82746), (4597, 73620), (4908, 68955), (6135, 55164), (7362, 45970), (8180, 41373), (9194, 36810), (12270, 27582), (13791, 24540), (14724, 22985), (18388, 18405)]