512897480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:927

約数の個数: 128

約数和(自身を含む): 1306368000

約数和(自身を除く): 793470520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 31, 34, 40, 58, 62, 68, 85, 116, 124, 136, 145, 155, 170, 232, 248, 290, 310, 340, 493, 527, 580, 620, 680, 839, 899, 986, 1054, 1160, 1240, 1678, 1798, 1972, 2108, 2465, 2635, 3356, 3596, 3944, 4195, 4216, 4495, 4930, 5270, 6712, 7192, 8390, 8990, 9860, 10540, 14263, 15283, 16780, 17980, 19720, 21080, 24331, 26009, 28526, 30566, 33560, 35960, 48662, 52018, 57052, 61132, 71315, 76415, 97324, 104036, 114104, 121655, 122264, 130045, 142630, 152830, 194648, 208072, 243310, 260090, 285260, 305660, 413627, 442153, 486620, 520180, 570520, 611320, 754261, 827254, 884306, 973240, 1040360, 1508522, 1654508, 1768612, 2068135, 2210765, 3017044, 3309016, 3537224, 3771305, 4136270, 4421530, 6034088, 7542610, 8272540, 8843060, 12822437, 15085220, 16545080, 17686120, 25644874, 30170440, 51289748, 64112185, 102579496, 128224370, 256448740, 512897480]

約数ペア:

[(1, 512897480), (2, 256448740), (4, 128224370), (5, 102579496), (8, 64112185), (10, 51289748), (17, 30170440), (20, 25644874), (29, 17686120), (31, 16545080), (34, 15085220), (40, 12822437), (58, 8843060), (62, 8272540), (68, 7542610), (85, 6034088), (116, 4421530), (124, 4136270), (136, 3771305), (145, 3537224), (155, 3309016), (170, 3017044), (232, 2210765), (248, 2068135), (290, 1768612), (310, 1654508), (340, 1508522), (493, 1040360), (527, 973240), (580, 884306), (620, 827254), (680, 754261), (839, 611320), (899, 570520), (986, 520180), (1054, 486620), (1160, 442153), (1240, 413627), (1678, 305660), (1798, 285260), (1972, 260090), (2108, 243310), (2465, 208072), (2635, 194648), (3356, 152830), (3596, 142630), (3944, 130045), (4195, 122264), (4216, 121655), (4495, 114104), (4930, 104036), (5270, 97324), (6712, 76415), (7192, 71315), (8390, 61132), (8990, 57052), (9860, 52018), (10540, 48662), (14263, 35960), (15283, 33560), (16780, 30566), (17980, 28526), (19720, 26009), (21080, 24331)]