289780400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 240

約数和(自身を含む): 904108800

約数和(自身を除く): 614328400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 25, 26, 28, 35, 38, 40, 50, 52, 56, 65, 70, 76, 80, 91, 95, 100, 104, 112, 130, 133, 140, 152, 175, 182, 190, 200, 208, 247, 260, 266, 280, 304, 325, 350, 364, 380, 400, 419, 455, 475, 494, 520, 532, 560, 650, 665, 700, 728, 760, 838, 910, 950, 988, 1040, 1064, 1235, 1300, 1330, 1400, 1456, 1520, 1676, 1729, 1820, 1900, 1976, 2095, 2128, 2275, 2470, 2600, 2660, 2800, 2933, 3325, 3352, 3458, 3640, 3800, 3952, 4190, 4550, 4940, 5200, 5320, 5447, 5866, 6175, 6650, 6704, 6916, 7280, 7600, 7961, 8380, 8645, 9100, 9880, 10475, 10640, 10894, 11732, 12350, 13300, 13832, 14665, 15922, 16760, 17290, 18200, 19760, 20950, 21788, 23464, 24700, 26600, 27235, 27664, 29330, 31844, 33520, 34580, 36400, 38129, 39805, 41900, 43225, 43576, 46928, 49400, 53200, 54470, 55727, 58660, 63688, 69160, 73325, 76258, 79610, 83800, 86450, 87152, 98800, 103493, 108940, 111454, 117320, 127376, 136175, 138320, 146650, 152516, 159220, 167600, 172900, 190645, 199025, 206986, 217880, 222908, 234640, 272350, 278635, 293300, 305032, 318440, 345800, 381290, 398050, 413972, 435760, 445816, 517465, 544700, 557270, 586600, 610064, 636880, 691600, 724451, 762580, 796100, 827944, 891632, 953225, 1034930, 1089400, 1114540, 1173200, 1393175, 1448902, 1525160, 1592200, 1655888, 1906450, 2069860, 2178800, 2229080, 2587325, 2786350, 2897804, 3050320, 3184400, 3622255, 3812900, 4139720, 4458160, 5174650, 5572700, 5795608, 7244510, 7625800, 8279440, 10349300, 11145400, 11591216, 14489020, 15251600, 18111275, 20698600, 22290800, 28978040, 36222550, 41397200, 57956080, 72445100, 144890200, 289780400]

約数ペア:

[(1, 289780400), (2, 144890200), (4, 72445100), (5, 57956080), (7, 41397200), (8, 36222550), (10, 28978040), (13, 22290800), (14, 20698600), (16, 18111275), (19, 15251600), (20, 14489020), (25, 11591216), (26, 11145400), (28, 10349300), (35, 8279440), (38, 7625800), (40, 7244510), (50, 5795608), (52, 5572700), (56, 5174650), (65, 4458160), (70, 4139720), (76, 3812900), (80, 3622255), (91, 3184400), (95, 3050320), (100, 2897804), (104, 2786350), (112, 2587325), (130, 2229080), (133, 2178800), (140, 2069860), (152, 1906450), (175, 1655888), (182, 1592200), (190, 1525160), (200, 1448902), (208, 1393175), (247, 1173200), (260, 1114540), (266, 1089400), (280, 1034930), (304, 953225), (325, 891632), (350, 827944), (364, 796100), (380, 762580), (400, 724451), (419, 691600), (455, 636880), (475, 610064), (494, 586600), (520, 557270), (532, 544700), (560, 517465), (650, 445816), (665, 435760), (700, 413972), (728, 398050), (760, 381290), (838, 345800), (910, 318440), (950, 305032), (988, 293300), (1040, 278635), (1064, 272350), (1235, 234640), (1300, 222908), (1330, 217880), (1400, 206986), (1456, 199025), (1520, 190645), (1676, 172900), (1729, 167600), (1820, 159220), (1900, 152516), (1976, 146650), (2095, 138320), (2128, 136175), (2275, 127376), (2470, 117320), (2600, 111454), (2660, 108940), (2800, 103493), (2933, 98800), (3325, 87152), (3352, 86450), (3458, 83800), (3640, 79610), (3800, 76258), (3952, 73325), (4190, 69160), (4550, 63688), (4940, 58660), (5200, 55727), (5320, 54470), (5447, 53200), (5866, 49400), (6175, 46928), (6650, 43576), (6704, 43225), (6916, 41900), (7280, 39805), (7600, 38129), (7961, 36400), (8380, 34580), (8645, 33520), (9100, 31844), (9880, 29330), (10475, 27664), (10640, 27235), (10894, 26600), (11732, 24700), (12350, 23464), (13300, 21788), (13832, 20950), (14665, 19760), (15922, 18200), (16760, 17290)]