2018638160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^3$

素因数の和:135

約数の個数: 240

約数和(自身を含む): 6092276736

約数和(自身を除く): 4073638576

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 121, 124, 140, 154, 155, 176, 217, 220, 242, 248, 280, 308, 310, 341, 385, 434, 440, 484, 496, 560, 605, 616, 620, 682, 770, 847, 868, 880, 961, 968, 1085, 1210, 1232, 1240, 1364, 1540, 1694, 1705, 1736, 1922, 1936, 2170, 2387, 2420, 2480, 2728, 3080, 3388, 3410, 3472, 3751, 3844, 4235, 4340, 4774, 4805, 4840, 5456, 6160, 6727, 6776, 6820, 7502, 7688, 8470, 8680, 9548, 9610, 9680, 10571, 11935, 13454, 13552, 13640, 15004, 15376, 16940, 17360, 18755, 19096, 19220, 21142, 23870, 26257, 26908, 27280, 29791, 30008, 33635, 33880, 37510, 38192, 38440, 42284, 47740, 52514, 52855, 53816, 59582, 60016, 67270, 67760, 73997, 75020, 76880, 84568, 95480, 105028, 105710, 107632, 116281, 119164, 131285, 134540, 147994, 148955, 150040, 169136, 190960, 208537, 210056, 211420, 232562, 238328, 262570, 269080, 295988, 297910, 300080, 327701, 369985, 417074, 420112, 422840, 465124, 476656, 525140, 538160, 581405, 591976, 595820, 655402, 739970, 813967, 834148, 845680, 930248, 1042685, 1050280, 1162810, 1183952, 1191640, 1310804, 1479940, 1627934, 1638505, 1668296, 1860496, 2085370, 2100560, 2293907, 2325620, 2383280, 2621608, 2959880, 3255868, 3277010, 3336592, 3604711, 4069835, 4170740, 4587814, 4651240, 5243216, 5919760, 6511736, 6554020, 7209422, 8139670, 8341480, 9175628, 9302480, 11469535, 13023472, 13108040, 14418844, 16279340, 16682960, 18023555, 18351256, 22939070, 25232977, 26216080, 28837688, 32558680, 36047110, 36702512, 45878140, 50465954, 57675376, 65117360, 72094220, 91756280, 100931908, 126164885, 144188440, 183512560, 201863816, 252329770, 288376880, 403727632, 504659540, 1009319080, 2018638160]

約数ペア:

[(1, 2018638160), (2, 1009319080), (4, 504659540), (5, 403727632), (7, 288376880), (8, 252329770), (10, 201863816), (11, 183512560), (14, 144188440), (16, 126164885), (20, 100931908), (22, 91756280), (28, 72094220), (31, 65117360), (35, 57675376), (40, 50465954), (44, 45878140), (55, 36702512), (56, 36047110), (62, 32558680), (70, 28837688), (77, 26216080), (80, 25232977), (88, 22939070), (110, 18351256), (112, 18023555), (121, 16682960), (124, 16279340), (140, 14418844), (154, 13108040), (155, 13023472), (176, 11469535), (217, 9302480), (220, 9175628), (242, 8341480), (248, 8139670), (280, 7209422), (308, 6554020), (310, 6511736), (341, 5919760), (385, 5243216), (434, 4651240), (440, 4587814), (484, 4170740), (496, 4069835), (560, 3604711), (605, 3336592), (616, 3277010), (620, 3255868), (682, 2959880), (770, 2621608), (847, 2383280), (868, 2325620), (880, 2293907), (961, 2100560), (968, 2085370), (1085, 1860496), (1210, 1668296), (1232, 1638505), (1240, 1627934), (1364, 1479940), (1540, 1310804), (1694, 1191640), (1705, 1183952), (1736, 1162810), (1922, 1050280), (1936, 1042685), (2170, 930248), (2387, 845680), (2420, 834148), (2480, 813967), (2728, 739970), (3080, 655402), (3388, 595820), (3410, 591976), (3472, 581405), (3751, 538160), (3844, 525140), (4235, 476656), (4340, 465124), (4774, 422840), (4805, 420112), (4840, 417074), (5456, 369985), (6160, 327701), (6727, 300080), (6776, 297910), (6820, 295988), (7502, 269080), (7688, 262570), (8470, 238328), (8680, 232562), (9548, 211420), (9610, 210056), (9680, 208537), (10571, 190960), (11935, 169136), (13454, 150040), (13552, 148955), (13640, 147994), (15004, 134540), (15376, 131285), (16940, 119164), (17360, 116281), (18755, 107632), (19096, 105710), (19220, 105028), (21142, 95480), (23870, 84568), (26257, 76880), (26908, 75020), (27280, 73997), (29791, 67760), (30008, 67270), (33635, 60016), (33880, 59582), (37510, 53816), (38192, 52855), (38440, 52514), (42284, 47740)]