231255080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2611

約数の個数: 128

約数和(自身を含む): 663033600

約数和(自身を除く): 431778520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 380, 476, 532, 595, 646, 665, 680, 760, 952, 1064, 1190, 1292, 1330, 1615, 2261, 2380, 2557, 2584, 2660, 3230, 4522, 4760, 5114, 5320, 6460, 9044, 10228, 11305, 12785, 12920, 17899, 18088, 20456, 22610, 25570, 35798, 43469, 45220, 48583, 51140, 71596, 86938, 89495, 90440, 97166, 102280, 143192, 173876, 178990, 194332, 217345, 242915, 304283, 340081, 347752, 357980, 388664, 434690, 485830, 608566, 680162, 715960, 825911, 869380, 971660, 1217132, 1360324, 1521415, 1651822, 1700405, 1738760, 1943320, 2434264, 2720648, 3042830, 3303644, 3400810, 4129555, 5781377, 6085660, 6607288, 6801620, 8259110, 11562754, 12171320, 13603240, 16518220, 23125508, 28906885, 33036440, 46251016, 57813770, 115627540, 231255080]

約数ペア:

[(1, 231255080), (2, 115627540), (4, 57813770), (5, 46251016), (7, 33036440), (8, 28906885), (10, 23125508), (14, 16518220), (17, 13603240), (19, 12171320), (20, 11562754), (28, 8259110), (34, 6801620), (35, 6607288), (38, 6085660), (40, 5781377), (56, 4129555), (68, 3400810), (70, 3303644), (76, 3042830), (85, 2720648), (95, 2434264), (119, 1943320), (133, 1738760), (136, 1700405), (140, 1651822), (152, 1521415), (170, 1360324), (190, 1217132), (238, 971660), (266, 869380), (280, 825911), (323, 715960), (340, 680162), (380, 608566), (476, 485830), (532, 434690), (595, 388664), (646, 357980), (665, 347752), (680, 340081), (760, 304283), (952, 242915), (1064, 217345), (1190, 194332), (1292, 178990), (1330, 173876), (1615, 143192), (2261, 102280), (2380, 97166), (2557, 90440), (2584, 89495), (2660, 86938), (3230, 71596), (4522, 51140), (4760, 48583), (5114, 45220), (5320, 43469), (6460, 35798), (9044, 25570), (10228, 22610), (11305, 20456), (12785, 18088), (12920, 17899)]