80422680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1721

約数の個数: 128

約数和(自身を含む): 268369920

約数和(自身を除く): 187947240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1663, 1860, 2015, 2418, 3224, 3326, 3720, 4030, 4836, 4989, 6045, 6652, 8060, 8315, 9672, 9978, 12090, 13304, 16120, 16630, 19956, 21619, 24180, 24945, 33260, 39912, 43238, 48360, 49890, 51553, 64857, 66520, 86476, 99780, 103106, 108095, 129714, 154659, 172952, 199560, 206212, 216190, 257765, 259428, 309318, 324285, 412424, 432380, 515530, 518856, 618636, 648570, 670189, 773295, 864760, 1031060, 1237272, 1297140, 1340378, 1546590, 2010567, 2062120, 2594280, 2680756, 3093180, 3350945, 4021134, 5361512, 6186360, 6701890, 8042268, 10052835, 13403780, 16084536, 20105670, 26807560, 40211340, 80422680]

約数ペア:

[(1, 80422680), (2, 40211340), (3, 26807560), (4, 20105670), (5, 16084536), (6, 13403780), (8, 10052835), (10, 8042268), (12, 6701890), (13, 6186360), (15, 5361512), (20, 4021134), (24, 3350945), (26, 3093180), (30, 2680756), (31, 2594280), (39, 2062120), (40, 2010567), (52, 1546590), (60, 1340378), (62, 1297140), (65, 1237272), (78, 1031060), (93, 864760), (104, 773295), (120, 670189), (124, 648570), (130, 618636), (155, 518856), (156, 515530), (186, 432380), (195, 412424), (248, 324285), (260, 309318), (310, 259428), (312, 257765), (372, 216190), (390, 206212), (403, 199560), (465, 172952), (520, 154659), (620, 129714), (744, 108095), (780, 103106), (806, 99780), (930, 86476), (1209, 66520), (1240, 64857), (1560, 51553), (1612, 49890), (1663, 48360), (1860, 43238), (2015, 39912), (2418, 33260), (3224, 24945), (3326, 24180), (3720, 21619), (4030, 19956), (4836, 16630), (4989, 16120), (6045, 13304), (6652, 12090), (8060, 9978), (8315, 9672)]