9904440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1$

素因数の和:941

約数の個数: 128

約数和(自身を含む): 36610560

約数和(自身を除く): 26706120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 907, 910, 1092, 1365, 1560, 1814, 1820, 2184, 2721, 2730, 3628, 3640, 4535, 5442, 5460, 6349, 7256, 9070, 10884, 10920, 11791, 12698, 13605, 18140, 19047, 21768, 23582, 25396, 27210, 31745, 35373, 36280, 38094, 47164, 50792, 54420, 58955, 63490, 70746, 76188, 82537, 94328, 95235, 108840, 117910, 126980, 141492, 152376, 165074, 176865, 190470, 235820, 247611, 253960, 282984, 330148, 353730, 380940, 412685, 471640, 495222, 660296, 707460, 761880, 825370, 990444, 1238055, 1414920, 1650740, 1980888, 2476110, 3301480, 4952220, 9904440]

約数ペア:

[(1, 9904440), (2, 4952220), (3, 3301480), (4, 2476110), (5, 1980888), (6, 1650740), (7, 1414920), (8, 1238055), (10, 990444), (12, 825370), (13, 761880), (14, 707460), (15, 660296), (20, 495222), (21, 471640), (24, 412685), (26, 380940), (28, 353730), (30, 330148), (35, 282984), (39, 253960), (40, 247611), (42, 235820), (52, 190470), (56, 176865), (60, 165074), (65, 152376), (70, 141492), (78, 126980), (84, 117910), (91, 108840), (104, 95235), (105, 94328), (120, 82537), (130, 76188), (140, 70746), (156, 63490), (168, 58955), (182, 54420), (195, 50792), (210, 47164), (260, 38094), (273, 36280), (280, 35373), (312, 31745), (364, 27210), (390, 25396), (420, 23582), (455, 21768), (520, 19047), (546, 18140), (728, 13605), (780, 12698), (840, 11791), (907, 10920), (910, 10884), (1092, 9070), (1365, 7256), (1560, 6349), (1814, 5460), (1820, 5442), (2184, 4535), (2721, 3640), (2730, 3628)]