621569340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{733}}^1$

素因数の和:1428

約数の個数: 144

約数和(自身を含む): 2160919488

約数和(自身を除く): 1539350148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 673, 733, 1260, 1346, 1466, 2019, 2199, 2692, 2932, 3365, 3665, 4038, 4398, 4711, 5131, 6057, 6597, 6730, 7330, 8076, 8796, 9422, 10095, 10262, 10995, 12114, 13194, 13460, 14133, 14660, 15393, 18844, 20190, 20524, 21990, 23555, 24228, 25655, 26388, 28266, 30285, 30786, 32985, 40380, 42399, 43980, 46179, 47110, 51310, 56532, 60570, 61572, 65970, 70665, 76965, 84798, 92358, 94220, 102620, 121140, 131940, 141330, 153930, 169596, 184716, 211995, 230895, 282660, 307860, 423990, 461790, 493309, 847980, 923580, 986618, 1479927, 1973236, 2466545, 2959854, 3453163, 4439781, 4933090, 5919708, 6906326, 7399635, 8879562, 9866180, 10359489, 13812652, 14799270, 17265815, 17759124, 20718978, 22198905, 29598540, 31078467, 34531630, 41437956, 44397810, 51797445, 62156934, 69063260, 88795620, 103594890, 124313868, 155392335, 207189780, 310784670, 621569340]

約数ペア:

[(1, 621569340), (2, 310784670), (3, 207189780), (4, 155392335), (5, 124313868), (6, 103594890), (7, 88795620), (9, 69063260), (10, 62156934), (12, 51797445), (14, 44397810), (15, 41437956), (18, 34531630), (20, 31078467), (21, 29598540), (28, 22198905), (30, 20718978), (35, 17759124), (36, 17265815), (42, 14799270), (45, 13812652), (60, 10359489), (63, 9866180), (70, 8879562), (84, 7399635), (90, 6906326), (105, 5919708), (126, 4933090), (140, 4439781), (180, 3453163), (210, 2959854), (252, 2466545), (315, 1973236), (420, 1479927), (630, 986618), (673, 923580), (733, 847980), (1260, 493309), (1346, 461790), (1466, 423990), (2019, 307860), (2199, 282660), (2692, 230895), (2932, 211995), (3365, 184716), (3665, 169596), (4038, 153930), (4398, 141330), (4711, 131940), (5131, 121140), (6057, 102620), (6597, 94220), (6730, 92358), (7330, 84798), (8076, 76965), (8796, 70665), (9422, 65970), (10095, 61572), (10262, 60570), (10995, 56532), (12114, 51310), (13194, 47110), (13460, 46179), (14133, 43980), (14660, 42399), (15393, 40380), (18844, 32985), (20190, 30786), (20524, 30285), (21990, 28266), (23555, 26388), (24228, 25655)]