154401240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{463}}^1$

素因数の和:881

約数の個数: 128

約数和(自身を含む): 531855360

約数和(自身を除く): 377454120

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, 463, 794, 840, 926, 1191, 1389, 1588, 1852, 1985, 2315, 2382, 2778, 2779, 3176, 3241, 3704, 3970, 4630, 4764, 5556, 5558, 5955, 6482, 6945, 7940, 8337, 9260, 9528, 9723, 11112, 11116, 11910, 12964, 13890, 13895, 15880, 16205, 16674, 18520, 19446, 22232, 23820, 25928, 27780, 27790, 32410, 33348, 38892, 41685, 47640, 48615, 55560, 55580, 64820, 66696, 77784, 83370, 97230, 111160, 129640, 166740, 183811, 194460, 333480, 367622, 388920, 551433, 735244, 919055, 1102866, 1286677, 1470488, 1838110, 2205732, 2573354, 2757165, 3676220, 3860031, 4411464, 5146708, 5514330, 6433385, 7352440, 7720062, 10293416, 11028660, 12866770, 15440124, 19300155, 22057320, 25733540, 30880248, 38600310, 51467080, 77200620, 154401240]

約数ペア:

[(1, 154401240), (2, 77200620), (3, 51467080), (4, 38600310), (5, 30880248), (6, 25733540), (7, 22057320), (8, 19300155), (10, 15440124), (12, 12866770), (14, 11028660), (15, 10293416), (20, 7720062), (21, 7352440), (24, 6433385), (28, 5514330), (30, 5146708), (35, 4411464), (40, 3860031), (42, 3676220), (56, 2757165), (60, 2573354), (70, 2205732), (84, 1838110), (105, 1470488), (120, 1286677), (140, 1102866), (168, 919055), (210, 735244), (280, 551433), (397, 388920), (420, 367622), (463, 333480), (794, 194460), (840, 183811), (926, 166740), (1191, 129640), (1389, 111160), (1588, 97230), (1852, 83370), (1985, 77784), (2315, 66696), (2382, 64820), (2778, 55580), (2779, 55560), (3176, 48615), (3241, 47640), (3704, 41685), (3970, 38892), (4630, 33348), (4764, 32410), (5556, 27790), (5558, 27780), (5955, 25928), (6482, 23820), (6945, 22232), (7940, 19446), (8337, 18520), (9260, 16674), (9528, 16205), (9723, 15880), (11112, 13895), (11116, 13890), (11910, 12964)]