1289947140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{7681}}^1$

素因数の和:8010

約数の個数: 96

約数和(自身を含む): 4026597120

約数和(自身を除く): 2736649980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 311, 540, 622, 933, 1244, 1555, 1866, 2799, 3110, 3732, 4665, 5598, 6220, 7681, 8397, 9330, 11196, 13995, 15362, 16794, 18660, 23043, 27990, 30724, 33588, 38405, 41985, 46086, 55980, 69129, 76810, 83970, 92172, 115215, 138258, 153620, 167940, 207387, 230430, 276516, 345645, 414774, 460860, 691290, 829548, 1036935, 1382580, 2073870, 2388791, 4147740, 4777582, 7166373, 9555164, 11943955, 14332746, 21499119, 23887910, 28665492, 35831865, 42998238, 47775820, 64497357, 71663730, 85996476, 107495595, 128994714, 143327460, 214991190, 257989428, 322486785, 429982380, 644973570, 1289947140]

約数ペア:

[(1, 1289947140), (2, 644973570), (3, 429982380), (4, 322486785), (5, 257989428), (6, 214991190), (9, 143327460), (10, 128994714), (12, 107495595), (15, 85996476), (18, 71663730), (20, 64497357), (27, 47775820), (30, 42998238), (36, 35831865), (45, 28665492), (54, 23887910), (60, 21499119), (90, 14332746), (108, 11943955), (135, 9555164), (180, 7166373), (270, 4777582), (311, 4147740), (540, 2388791), (622, 2073870), (933, 1382580), (1244, 1036935), (1555, 829548), (1866, 691290), (2799, 460860), (3110, 414774), (3732, 345645), (4665, 276516), (5598, 230430), (6220, 207387), (7681, 167940), (8397, 153620), (9330, 138258), (11196, 115215), (13995, 92172), (15362, 83970), (16794, 76810), (18660, 69129), (23043, 55980), (27990, 46086), (30724, 41985), (33588, 38405)]