308380560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 996602880

約数和(自身を除く): 688222320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 181, 186, 229, 240, 248, 310, 362, 372, 458, 465, 496, 543, 620, 687, 724, 744, 905, 916, 930, 1086, 1145, 1240, 1374, 1448, 1488, 1810, 1832, 1860, 2172, 2290, 2480, 2715, 2748, 2896, 3435, 3620, 3664, 3720, 4344, 4580, 5430, 5496, 5611, 6870, 7099, 7240, 7440, 8688, 9160, 10860, 10992, 11222, 13740, 14198, 14480, 16833, 18320, 21297, 21720, 22444, 27480, 28055, 28396, 33666, 35495, 41449, 42594, 43440, 44888, 54960, 56110, 56792, 67332, 70990, 82898, 84165, 85188, 89776, 106485, 112220, 113584, 124347, 134664, 141980, 165796, 168330, 170376, 207245, 212970, 224440, 248694, 269328, 283960, 331592, 336660, 340752, 414490, 425940, 448880, 497388, 567920, 621735, 663184, 673320, 828980, 851880, 994776, 1243470, 1284919, 1346640, 1657960, 1703760, 1989552, 2486940, 2569838, 3315920, 3854757, 4973880, 5139676, 6424595, 7709514, 9947760, 10279352, 12849190, 15419028, 19273785, 20558704, 25698380, 30838056, 38547570, 51396760, 61676112, 77095140, 102793520, 154190280, 308380560]

約数ペア:

[(1, 308380560), (2, 154190280), (3, 102793520), (4, 77095140), (5, 61676112), (6, 51396760), (8, 38547570), (10, 30838056), (12, 25698380), (15, 20558704), (16, 19273785), (20, 15419028), (24, 12849190), (30, 10279352), (31, 9947760), (40, 7709514), (48, 6424595), (60, 5139676), (62, 4973880), (80, 3854757), (93, 3315920), (120, 2569838), (124, 2486940), (155, 1989552), (181, 1703760), (186, 1657960), (229, 1346640), (240, 1284919), (248, 1243470), (310, 994776), (362, 851880), (372, 828980), (458, 673320), (465, 663184), (496, 621735), (543, 567920), (620, 497388), (687, 448880), (724, 425940), (744, 414490), (905, 340752), (916, 336660), (930, 331592), (1086, 283960), (1145, 269328), (1240, 248694), (1374, 224440), (1448, 212970), (1488, 207245), (1810, 170376), (1832, 168330), (1860, 165796), (2172, 141980), (2290, 134664), (2480, 124347), (2715, 113584), (2748, 112220), (2896, 106485), (3435, 89776), (3620, 85188), (3664, 84165), (3720, 82898), (4344, 70990), (4580, 67332), (5430, 56792), (5496, 56110), (5611, 54960), (6870, 44888), (7099, 43440), (7240, 42594), (7440, 41449), (8688, 35495), (9160, 33666), (10860, 28396), (10992, 28055), (11222, 27480), (13740, 22444), (14198, 21720), (14480, 21297), (16833, 18320)]