291215040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{691}}^1$

素因数の和:1150

約数の個数: 112

約数和(自身を含む): 928055040

約数和(自身を除く): 636840000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 439, 480, 691, 878, 960, 1317, 1382, 1756, 2073, 2195, 2634, 2764, 3455, 3512, 4146, 4390, 5268, 5528, 6585, 6910, 7024, 8292, 8780, 10365, 10536, 11056, 13170, 13820, 14048, 16584, 17560, 20730, 21072, 22112, 26340, 27640, 28096, 33168, 35120, 41460, 42144, 44224, 52680, 55280, 66336, 70240, 82920, 84288, 105360, 110560, 132672, 140480, 165840, 210720, 221120, 303349, 331680, 421440, 606698, 663360, 910047, 1213396, 1516745, 1820094, 2426792, 3033490, 3640188, 4550235, 4853584, 6066980, 7280376, 9100470, 9707168, 12133960, 14560752, 18200940, 19414336, 24267920, 29121504, 36401880, 48535840, 58243008, 72803760, 97071680, 145607520, 291215040]

約数ペア:

[(1, 291215040), (2, 145607520), (3, 97071680), (4, 72803760), (5, 58243008), (6, 48535840), (8, 36401880), (10, 29121504), (12, 24267920), (15, 19414336), (16, 18200940), (20, 14560752), (24, 12133960), (30, 9707168), (32, 9100470), (40, 7280376), (48, 6066980), (60, 4853584), (64, 4550235), (80, 3640188), (96, 3033490), (120, 2426792), (160, 1820094), (192, 1516745), (240, 1213396), (320, 910047), (439, 663360), (480, 606698), (691, 421440), (878, 331680), (960, 303349), (1317, 221120), (1382, 210720), (1756, 165840), (2073, 140480), (2195, 132672), (2634, 110560), (2764, 105360), (3455, 84288), (3512, 82920), (4146, 70240), (4390, 66336), (5268, 55280), (5528, 52680), (6585, 44224), (6910, 42144), (7024, 41460), (8292, 35120), (8780, 33168), (10365, 28096), (10536, 27640), (11056, 26340), (13170, 22112), (13820, 21072), (14048, 20730), (16584, 17560)]