408974940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2281

約数の個数: 192

約数和(自身を含む): 1433456640

約数和(自身を除く): 1024481700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 90, 93, 99, 108, 110, 124, 132, 135, 155, 165, 180, 186, 198, 220, 270, 279, 297, 310, 330, 341, 372, 396, 465, 495, 540, 558, 594, 620, 660, 682, 837, 930, 990, 1023, 1116, 1188, 1364, 1395, 1485, 1674, 1705, 1860, 1980, 2046, 2221, 2790, 2970, 3069, 3348, 3410, 4092, 4185, 4442, 5115, 5580, 5940, 6138, 6663, 6820, 8370, 8884, 9207, 10230, 11105, 12276, 13326, 15345, 16740, 18414, 19989, 20460, 22210, 24431, 26652, 30690, 33315, 36828, 39978, 44420, 46035, 48862, 59967, 61380, 66630, 68851, 73293, 79956, 92070, 97724, 99945, 119934, 122155, 133260, 137702, 146586, 184140, 199890, 206553, 219879, 239868, 244310, 275404, 293172, 299835, 344255, 366465, 399780, 413106, 439758, 488620, 599670, 619659, 659637, 688510, 732930, 757361, 826212, 879516, 1032765, 1099395, 1199340, 1239318, 1319274, 1377020, 1465860, 1514722, 1858977, 2065530, 2198790, 2272083, 2478636, 2638548, 3029444, 3098295, 3298185, 3717954, 3786805, 4131060, 4397580, 4544166, 6196590, 6596370, 6816249, 7435908, 7573610, 9088332, 9294885, 11360415, 12393180, 13192740, 13632498, 15147220, 18589770, 20448747, 22720830, 27264996, 34081245, 37179540, 40897494, 45441660, 68162490, 81794988, 102243735, 136324980, 204487470, 408974940]

約数ペア:

[(1, 408974940), (2, 204487470), (3, 136324980), (4, 102243735), (5, 81794988), (6, 68162490), (9, 45441660), (10, 40897494), (11, 37179540), (12, 34081245), (15, 27264996), (18, 22720830), (20, 20448747), (22, 18589770), (27, 15147220), (30, 13632498), (31, 13192740), (33, 12393180), (36, 11360415), (44, 9294885), (45, 9088332), (54, 7573610), (55, 7435908), (60, 6816249), (62, 6596370), (66, 6196590), (90, 4544166), (93, 4397580), (99, 4131060), (108, 3786805), (110, 3717954), (124, 3298185), (132, 3098295), (135, 3029444), (155, 2638548), (165, 2478636), (180, 2272083), (186, 2198790), (198, 2065530), (220, 1858977), (270, 1514722), (279, 1465860), (297, 1377020), (310, 1319274), (330, 1239318), (341, 1199340), (372, 1099395), (396, 1032765), (465, 879516), (495, 826212), (540, 757361), (558, 732930), (594, 688510), (620, 659637), (660, 619659), (682, 599670), (837, 488620), (930, 439758), (990, 413106), (1023, 399780), (1116, 366465), (1188, 344255), (1364, 299835), (1395, 293172), (1485, 275404), (1674, 244310), (1705, 239868), (1860, 219879), (1980, 206553), (2046, 199890), (2221, 184140), (2790, 146586), (2970, 137702), (3069, 133260), (3348, 122155), (3410, 119934), (4092, 99945), (4185, 97724), (4442, 92070), (5115, 79956), (5580, 73293), (5940, 68851), (6138, 66630), (6663, 61380), (6820, 59967), (8370, 48862), (8884, 46035), (9207, 44420), (10230, 39978), (11105, 36828), (12276, 33315), (13326, 30690), (15345, 26652), (16740, 24431), (18414, 22210), (19989, 20460)]