318009780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 288

約数和(自身を含む): 1129712640

約数和(自身を除く): 811702860

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, 121, 124, 132, 135, 155, 157, 165, 180, 186, 198, 220, 242, 270, 279, 297, 310, 314, 330, 341, 363, 372, 396, 465, 471, 484, 495, 540, 558, 594, 605, 620, 628, 660, 682, 726, 785, 837, 930, 942, 990, 1023, 1089, 1116, 1188, 1210, 1364, 1395, 1413, 1452, 1485, 1570, 1674, 1705, 1727, 1815, 1860, 1884, 1980, 2046, 2178, 2355, 2420, 2790, 2826, 2970, 3069, 3140, 3267, 3348, 3410, 3454, 3630, 3751, 4092, 4185, 4239, 4356, 4710, 4867, 5115, 5181, 5445, 5580, 5652, 5940, 6138, 6534, 6820, 6908, 7065, 7260, 7502, 8370, 8478, 8635, 9207, 9420, 9734, 10230, 10362, 10890, 11253, 12276, 13068, 14130, 14601, 15004, 15345, 15543, 16335, 16740, 16956, 17270, 18414, 18755, 18997, 19468, 20460, 20724, 21195, 21780, 22506, 24335, 25905, 28260, 29202, 30690, 31086, 32670, 33759, 34540, 36828, 37510, 37994, 42390, 43803, 45012, 46035, 46629, 48670, 51810, 53537, 56265, 56991, 58404, 61380, 62172, 65340, 67518, 73005, 75020, 75988, 77715, 84780, 87606, 92070, 93258, 94985, 97340, 101277, 103620, 107074, 112530, 113982, 131409, 135036, 146010, 155430, 160611, 168795, 170973, 175212, 184140, 186516, 189970, 202554, 214148, 219015, 225060, 227964, 233145, 262818, 267685, 284955, 292020, 310860, 321222, 337590, 341946, 379940, 405108, 438030, 466290, 481833, 506385, 512919, 525636, 535370, 569910, 588907, 642444, 657045, 675180, 683892, 803055, 854865, 876060, 932580, 963666, 1012770, 1025838, 1070740, 1139820, 1177814, 1314090, 1445499, 1606110, 1709730, 1766721, 1927332, 2025540, 2051676, 2355628, 2409165, 2564595, 2628180, 2890998, 2944535, 3212220, 3419460, 3533442, 4818330, 5129190, 5300163, 5781996, 5889070, 7066884, 7227495, 8833605, 9636660, 10258380, 10600326, 11778140, 14454990, 15900489, 17667210, 21200652, 26500815, 28909980, 31800978, 35334420, 53001630, 63601956, 79502445, 106003260, 159004890, 318009780]

約数ペア:

[(1, 318009780), (2, 159004890), (3, 106003260), (4, 79502445), (5, 63601956), (6, 53001630), (9, 35334420), (10, 31800978), (11, 28909980), (12, 26500815), (15, 21200652), (18, 17667210), (20, 15900489), (22, 14454990), (27, 11778140), (30, 10600326), (31, 10258380), (33, 9636660), (36, 8833605), (44, 7227495), (45, 7066884), (54, 5889070), (55, 5781996), (60, 5300163), (62, 5129190), (66, 4818330), (90, 3533442), (93, 3419460), (99, 3212220), (108, 2944535), (110, 2890998), (121, 2628180), (124, 2564595), (132, 2409165), (135, 2355628), (155, 2051676), (157, 2025540), (165, 1927332), (180, 1766721), (186, 1709730), (198, 1606110), (220, 1445499), (242, 1314090), (270, 1177814), (279, 1139820), (297, 1070740), (310, 1025838), (314, 1012770), (330, 963666), (341, 932580), (363, 876060), (372, 854865), (396, 803055), (465, 683892), (471, 675180), (484, 657045), (495, 642444), (540, 588907), (558, 569910), (594, 535370), (605, 525636), (620, 512919), (628, 506385), (660, 481833), (682, 466290), (726, 438030), (785, 405108), (837, 379940), (930, 341946), (942, 337590), (990, 321222), (1023, 310860), (1089, 292020), (1116, 284955), (1188, 267685), (1210, 262818), (1364, 233145), (1395, 227964), (1413, 225060), (1452, 219015), (1485, 214148), (1570, 202554), (1674, 189970), (1705, 186516), (1727, 184140), (1815, 175212), (1860, 170973), (1884, 168795), (1980, 160611), (2046, 155430), (2178, 146010), (2355, 135036), (2420, 131409), (2790, 113982), (2826, 112530), (2970, 107074), (3069, 103620), (3140, 101277), (3267, 97340), (3348, 94985), (3410, 93258), (3454, 92070), (3630, 87606), (3751, 84780), (4092, 77715), (4185, 75988), (4239, 75020), (4356, 73005), (4710, 67518), (4867, 65340), (5115, 62172), (5181, 61380), (5445, 58404), (5580, 56991), (5652, 56265), (5940, 53537), (6138, 51810), (6534, 48670), (6820, 46629), (6908, 46035), (7065, 45012), (7260, 43803), (7502, 42390), (8370, 37994), (8478, 37510), (8635, 36828), (9207, 34540), (9420, 33759), (9734, 32670), (10230, 31086), (10362, 30690), (10890, 29202), (11253, 28260), (12276, 25905), (13068, 24335), (14130, 22506), (14601, 21780), (15004, 21195), (15345, 20724), (15543, 20460), (16335, 19468), (16740, 18997), (16956, 18755), (17270, 18414)]