320369940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{677}}^1$

素因数の和:942

約数の個数: 144

約数和(自身を含む): 1066141440

約数和(自身を除く): 745771500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 239, 330, 396, 478, 495, 660, 677, 717, 956, 990, 1195, 1354, 1434, 1980, 2031, 2151, 2390, 2629, 2708, 2868, 3385, 3585, 4062, 4302, 4780, 5258, 6093, 6770, 7170, 7447, 7887, 8124, 8604, 10155, 10516, 10755, 12186, 13145, 13540, 14340, 14894, 15774, 20310, 21510, 22341, 23661, 24372, 26290, 29788, 30465, 31548, 37235, 39435, 40620, 43020, 44682, 47322, 52580, 60930, 67023, 74470, 78870, 89364, 94644, 111705, 118305, 121860, 134046, 148940, 157740, 161803, 223410, 236610, 268092, 323606, 335115, 446820, 473220, 485409, 647212, 670230, 809015, 970818, 1340460, 1456227, 1618030, 1779833, 1941636, 2427045, 2912454, 3236060, 3559666, 4854090, 5339499, 5824908, 7119332, 7281135, 8899165, 9708180, 10678998, 14562270, 16018497, 17798330, 21357996, 26697495, 29124540, 32036994, 35596660, 53394990, 64073988, 80092485, 106789980, 160184970, 320369940]

約数ペア:

[(1, 320369940), (2, 160184970), (3, 106789980), (4, 80092485), (5, 64073988), (6, 53394990), (9, 35596660), (10, 32036994), (11, 29124540), (12, 26697495), (15, 21357996), (18, 17798330), (20, 16018497), (22, 14562270), (30, 10678998), (33, 9708180), (36, 8899165), (44, 7281135), (45, 7119332), (55, 5824908), (60, 5339499), (66, 4854090), (90, 3559666), (99, 3236060), (110, 2912454), (132, 2427045), (165, 1941636), (180, 1779833), (198, 1618030), (220, 1456227), (239, 1340460), (330, 970818), (396, 809015), (478, 670230), (495, 647212), (660, 485409), (677, 473220), (717, 446820), (956, 335115), (990, 323606), (1195, 268092), (1354, 236610), (1434, 223410), (1980, 161803), (2031, 157740), (2151, 148940), (2390, 134046), (2629, 121860), (2708, 118305), (2868, 111705), (3385, 94644), (3585, 89364), (4062, 78870), (4302, 74470), (4780, 67023), (5258, 60930), (6093, 52580), (6770, 47322), (7170, 44682), (7447, 43020), (7887, 40620), (8124, 39435), (8604, 37235), (10155, 31548), (10516, 30465), (10755, 29788), (12186, 26290), (13145, 24372), (13540, 23661), (14340, 22341), (14894, 21510), (15774, 20310)]