215603760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28979}}^1$

素因数の和:29026

約数の個数: 80

約数和(自身を含む): 689955840

約数和(自身を除く): 474352080

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, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 28979, 57958, 86937, 115916, 144895, 173874, 231832, 289790, 347748, 434685, 463664, 579580, 695496, 869370, 898349, 1159160, 1390992, 1738740, 1796698, 2318320, 2695047, 3477480, 3593396, 4491745, 5390094, 6954960, 7186792, 8983490, 10780188, 13475235, 14373584, 17966980, 21560376, 26950470, 35933960, 43120752, 53900940, 71867920, 107801880, 215603760]

約数ペア:

[(1, 215603760), (2, 107801880), (3, 71867920), (4, 53900940), (5, 43120752), (6, 35933960), (8, 26950470), (10, 21560376), (12, 17966980), (15, 14373584), (16, 13475235), (20, 10780188), (24, 8983490), (30, 7186792), (31, 6954960), (40, 5390094), (48, 4491745), (60, 3593396), (62, 3477480), (80, 2695047), (93, 2318320), (120, 1796698), (124, 1738740), (155, 1390992), (186, 1159160), (240, 898349), (248, 869370), (310, 695496), (372, 579580), (465, 463664), (496, 434685), (620, 347748), (744, 289790), (930, 231832), (1240, 173874), (1488, 144895), (1860, 115916), (2480, 86937), (3720, 57958), (7440, 28979)]