331145640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:752

約数の個数: 192

約数和(自身を含む): 1236792960

約数和(自身を除く): 905647320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 331, 360, 397, 420, 504, 630, 662, 794, 840, 993, 1191, 1260, 1324, 1588, 1655, 1985, 1986, 2317, 2382, 2520, 2648, 2779, 2979, 3176, 3310, 3573, 3970, 3972, 4634, 4764, 4965, 5558, 5955, 5958, 6620, 6951, 7146, 7940, 7944, 8337, 9268, 9528, 9930, 11116, 11585, 11910, 11916, 13240, 13895, 13902, 14292, 14895, 15880, 16674, 17865, 18536, 19860, 20853, 22232, 23170, 23820, 23832, 25011, 27790, 27804, 28584, 29790, 33348, 34755, 35730, 39720, 41685, 41706, 46340, 47640, 50022, 55580, 55608, 59580, 66696, 69510, 71460, 83370, 83412, 92680, 100044, 104265, 111160, 119160, 125055, 131407, 139020, 142920, 166740, 166824, 200088, 208530, 250110, 262814, 278040, 333480, 394221, 417060, 500220, 525628, 657035, 788442, 834120, 919849, 1000440, 1051256, 1182663, 1314070, 1576884, 1839698, 1971105, 2365326, 2628140, 2759547, 3153768, 3679396, 3942210, 4599245, 4730652, 5256280, 5519094, 5913315, 7358792, 7884420, 8278641, 9198490, 9461304, 11038188, 11826630, 13797735, 15768840, 16557282, 18396980, 22076376, 23653260, 27595470, 33114564, 36793960, 41393205, 47306520, 55190940, 66229128, 82786410, 110381880, 165572820, 331145640]

約数ペア:

[(1, 331145640), (2, 165572820), (3, 110381880), (4, 82786410), (5, 66229128), (6, 55190940), (7, 47306520), (8, 41393205), (9, 36793960), (10, 33114564), (12, 27595470), (14, 23653260), (15, 22076376), (18, 18396980), (20, 16557282), (21, 15768840), (24, 13797735), (28, 11826630), (30, 11038188), (35, 9461304), (36, 9198490), (40, 8278641), (42, 7884420), (45, 7358792), (56, 5913315), (60, 5519094), (63, 5256280), (70, 4730652), (72, 4599245), (84, 3942210), (90, 3679396), (105, 3153768), (120, 2759547), (126, 2628140), (140, 2365326), (168, 1971105), (180, 1839698), (210, 1576884), (252, 1314070), (280, 1182663), (315, 1051256), (331, 1000440), (360, 919849), (397, 834120), (420, 788442), (504, 657035), (630, 525628), (662, 500220), (794, 417060), (840, 394221), (993, 333480), (1191, 278040), (1260, 262814), (1324, 250110), (1588, 208530), (1655, 200088), (1985, 166824), (1986, 166740), (2317, 142920), (2382, 139020), (2520, 131407), (2648, 125055), (2779, 119160), (2979, 111160), (3176, 104265), (3310, 100044), (3573, 92680), (3970, 83412), (3972, 83370), (4634, 71460), (4764, 69510), (4965, 66696), (5558, 59580), (5955, 55608), (5958, 55580), (6620, 50022), (6951, 47640), (7146, 46340), (7940, 41706), (7944, 41685), (8337, 39720), (9268, 35730), (9528, 34755), (9930, 33348), (11116, 29790), (11585, 28584), (11910, 27804), (11916, 27790), (13240, 25011), (13895, 23832), (13902, 23820), (14292, 23170), (14895, 22232), (15880, 20853), (16674, 19860), (17865, 18536)]