288668900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 762451200

約数和(自身を除く): 473782300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 29, 31, 38, 50, 52, 58, 62, 65, 76, 95, 100, 116, 124, 130, 145, 155, 169, 190, 247, 260, 290, 310, 325, 338, 377, 380, 403, 475, 494, 551, 580, 589, 620, 650, 676, 725, 754, 775, 806, 845, 899, 950, 988, 1102, 1178, 1235, 1300, 1450, 1508, 1550, 1612, 1690, 1798, 1885, 1900, 2015, 2204, 2356, 2470, 2755, 2900, 2945, 3100, 3211, 3380, 3596, 3770, 4030, 4225, 4495, 4901, 4940, 5239, 5510, 5890, 6175, 6422, 7163, 7540, 7657, 8060, 8450, 8990, 9425, 9802, 10075, 10478, 11020, 11687, 11780, 12350, 12844, 13775, 14326, 14725, 15314, 16055, 16900, 17081, 17980, 18850, 19604, 20150, 20956, 22475, 23374, 24505, 24700, 26195, 27550, 28652, 29450, 30628, 32110, 34162, 35815, 37700, 38285, 40300, 44950, 46748, 49010, 52390, 55100, 58435, 58900, 64220, 68324, 71630, 76570, 80275, 85405, 89900, 93119, 98020, 99541, 104780, 116870, 122525, 130975, 143260, 151931, 153140, 160550, 170810, 179075, 186238, 191425, 199082, 222053, 233740, 245050, 261950, 292175, 303862, 321100, 341620, 358150, 372476, 382850, 398164, 427025, 444106, 465595, 490100, 497705, 523900, 584350, 607724, 716300, 759655, 765700, 854050, 888212, 931190, 995410, 1110265, 1168700, 1519310, 1708100, 1862380, 1990820, 2220530, 2327975, 2488525, 2886689, 3038620, 3798275, 4441060, 4655950, 4977050, 5551325, 5773378, 7596550, 9311900, 9954100, 11102650, 11546756, 14433445, 15193100, 22205300, 28866890, 57733780, 72167225, 144334450, 288668900]

約数ペア:

[(1, 288668900), (2, 144334450), (4, 72167225), (5, 57733780), (10, 28866890), (13, 22205300), (19, 15193100), (20, 14433445), (25, 11546756), (26, 11102650), (29, 9954100), (31, 9311900), (38, 7596550), (50, 5773378), (52, 5551325), (58, 4977050), (62, 4655950), (65, 4441060), (76, 3798275), (95, 3038620), (100, 2886689), (116, 2488525), (124, 2327975), (130, 2220530), (145, 1990820), (155, 1862380), (169, 1708100), (190, 1519310), (247, 1168700), (260, 1110265), (290, 995410), (310, 931190), (325, 888212), (338, 854050), (377, 765700), (380, 759655), (403, 716300), (475, 607724), (494, 584350), (551, 523900), (580, 497705), (589, 490100), (620, 465595), (650, 444106), (676, 427025), (725, 398164), (754, 382850), (775, 372476), (806, 358150), (845, 341620), (899, 321100), (950, 303862), (988, 292175), (1102, 261950), (1178, 245050), (1235, 233740), (1300, 222053), (1450, 199082), (1508, 191425), (1550, 186238), (1612, 179075), (1690, 170810), (1798, 160550), (1885, 153140), (1900, 151931), (2015, 143260), (2204, 130975), (2356, 122525), (2470, 116870), (2755, 104780), (2900, 99541), (2945, 98020), (3100, 93119), (3211, 89900), (3380, 85405), (3596, 80275), (3770, 76570), (4030, 71630), (4225, 68324), (4495, 64220), (4901, 58900), (4940, 58435), (5239, 55100), (5510, 52390), (5890, 49010), (6175, 46748), (6422, 44950), (7163, 40300), (7540, 38285), (7657, 37700), (8060, 35815), (8450, 34162), (8990, 32110), (9425, 30628), (9802, 29450), (10075, 28652), (10478, 27550), (11020, 26195), (11687, 24700), (11780, 24505), (12350, 23374), (12844, 22475), (13775, 20956), (14326, 20150), (14725, 19604), (15314, 18850), (16055, 17980), (16900, 17081)]