439860120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1319}}^1$

素因数の和:1737

約数の個数: 128

約数和(自身を含む): 1513036800

約数和(自身を除く): 1073176680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 397, 420, 794, 840, 1191, 1319, 1588, 1985, 2382, 2638, 2779, 3176, 3957, 3970, 4764, 5276, 5558, 5955, 6595, 7914, 7940, 8337, 9233, 9528, 10552, 11116, 11910, 13190, 13895, 15828, 15880, 16674, 18466, 19785, 22232, 23820, 26380, 27699, 27790, 31656, 33348, 36932, 39570, 41685, 46165, 47640, 52760, 55398, 55580, 66696, 73864, 79140, 83370, 92330, 110796, 111160, 138495, 158280, 166740, 184660, 221592, 276990, 333480, 369320, 523643, 553980, 1047286, 1107960, 1570929, 2094572, 2618215, 3141858, 3665501, 4189144, 5236430, 6283716, 7331002, 7854645, 10472860, 10996503, 12567432, 14662004, 15709290, 18327505, 20945720, 21993006, 29324008, 31418580, 36655010, 43986012, 54982515, 62837160, 73310020, 87972024, 109965030, 146620040, 219930060, 439860120]

約数ペア:

[(1, 439860120), (2, 219930060), (3, 146620040), (4, 109965030), (5, 87972024), (6, 73310020), (7, 62837160), (8, 54982515), (10, 43986012), (12, 36655010), (14, 31418580), (15, 29324008), (20, 21993006), (21, 20945720), (24, 18327505), (28, 15709290), (30, 14662004), (35, 12567432), (40, 10996503), (42, 10472860), (56, 7854645), (60, 7331002), (70, 6283716), (84, 5236430), (105, 4189144), (120, 3665501), (140, 3141858), (168, 2618215), (210, 2094572), (280, 1570929), (397, 1107960), (420, 1047286), (794, 553980), (840, 523643), (1191, 369320), (1319, 333480), (1588, 276990), (1985, 221592), (2382, 184660), (2638, 166740), (2779, 158280), (3176, 138495), (3957, 111160), (3970, 110796), (4764, 92330), (5276, 83370), (5558, 79140), (5955, 73864), (6595, 66696), (7914, 55580), (7940, 55398), (8337, 52760), (9233, 47640), (9528, 46165), (10552, 41685), (11116, 39570), (11910, 36932), (13190, 33348), (13895, 31656), (15828, 27790), (15880, 27699), (16674, 26380), (18466, 23820), (19785, 22232)]