405431640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2202

約数の個数: 192

約数和(自身を含む): 1440840960

約数和(自身を除く): 1035409320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 51, 60, 62, 68, 72, 85, 90, 93, 102, 120, 124, 136, 153, 155, 170, 180, 186, 204, 248, 255, 279, 306, 310, 340, 360, 372, 408, 465, 510, 527, 558, 612, 620, 680, 744, 765, 930, 1020, 1054, 1116, 1224, 1240, 1395, 1530, 1581, 1860, 2040, 2108, 2137, 2232, 2635, 2790, 3060, 3162, 3720, 4216, 4274, 4743, 5270, 5580, 6120, 6324, 6411, 7905, 8548, 9486, 10540, 10685, 11160, 12648, 12822, 15810, 17096, 18972, 19233, 21080, 21370, 23715, 25644, 31620, 32055, 36329, 37944, 38466, 42740, 47430, 51288, 63240, 64110, 66247, 72658, 76932, 85480, 94860, 96165, 108987, 128220, 132494, 145316, 153864, 181645, 189720, 192330, 198741, 217974, 256440, 264988, 290632, 326961, 331235, 363290, 384660, 397482, 435948, 529976, 544935, 596223, 653922, 662470, 726580, 769320, 794964, 871896, 993705, 1089870, 1126199, 1192446, 1307844, 1324940, 1453160, 1589928, 1634805, 1987410, 2179740, 2252398, 2384892, 2615688, 2649880, 2981115, 3269610, 3378597, 3974820, 4359480, 4504796, 4769784, 5630995, 5962230, 6539220, 6757194, 7949640, 9009592, 10135791, 11261990, 11924460, 13078440, 13514388, 16892985, 20271582, 22523980, 23848920, 27028776, 33785970, 40543164, 45047960, 50678955, 67571940, 81086328, 101357910, 135143880, 202715820, 405431640]

約数ペア:

[(1, 405431640), (2, 202715820), (3, 135143880), (4, 101357910), (5, 81086328), (6, 67571940), (8, 50678955), (9, 45047960), (10, 40543164), (12, 33785970), (15, 27028776), (17, 23848920), (18, 22523980), (20, 20271582), (24, 16892985), (30, 13514388), (31, 13078440), (34, 11924460), (36, 11261990), (40, 10135791), (45, 9009592), (51, 7949640), (60, 6757194), (62, 6539220), (68, 5962230), (72, 5630995), (85, 4769784), (90, 4504796), (93, 4359480), (102, 3974820), (120, 3378597), (124, 3269610), (136, 2981115), (153, 2649880), (155, 2615688), (170, 2384892), (180, 2252398), (186, 2179740), (204, 1987410), (248, 1634805), (255, 1589928), (279, 1453160), (306, 1324940), (310, 1307844), (340, 1192446), (360, 1126199), (372, 1089870), (408, 993705), (465, 871896), (510, 794964), (527, 769320), (558, 726580), (612, 662470), (620, 653922), (680, 596223), (744, 544935), (765, 529976), (930, 435948), (1020, 397482), (1054, 384660), (1116, 363290), (1224, 331235), (1240, 326961), (1395, 290632), (1530, 264988), (1581, 256440), (1860, 217974), (2040, 198741), (2108, 192330), (2137, 189720), (2232, 181645), (2635, 153864), (2790, 145316), (3060, 132494), (3162, 128220), (3720, 108987), (4216, 96165), (4274, 94860), (4743, 85480), (5270, 76932), (5580, 72658), (6120, 66247), (6324, 64110), (6411, 63240), (7905, 51288), (8548, 47430), (9486, 42740), (10540, 38466), (10685, 37944), (11160, 36329), (12648, 32055), (12822, 31620), (15810, 25644), (17096, 23715), (18972, 21370), (19233, 21080)]