404756730

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{647}}^1$

素因数の和:1001

約数の個数: 128

約数和(自身を含む): 1239183360

約数和(自身を除く): 834426630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 331, 378, 630, 647, 662, 945, 993, 1294, 1655, 1890, 1941, 1986, 2317, 2979, 3235, 3310, 3882, 4529, 4634, 4965, 5823, 5958, 6470, 6951, 8937, 9058, 9705, 9930, 11585, 11646, 13587, 13902, 14895, 17469, 17874, 19410, 20853, 22645, 23170, 27174, 29115, 29790, 34755, 34938, 40761, 41706, 44685, 45290, 58230, 62559, 67935, 69510, 81522, 87345, 89370, 104265, 122283, 125118, 135870, 174690, 203805, 208530, 214157, 244566, 312795, 407610, 428314, 611415, 625590, 642471, 1070785, 1222830, 1284942, 1499099, 1927413, 2141570, 2998198, 3212355, 3854826, 4497297, 5782239, 6424710, 7495495, 8994594, 9637065, 11564478, 13491891, 14990990, 19274130, 22486485, 26983782, 28911195, 40475673, 44972970, 57822390, 67459455, 80951346, 134918910, 202378365, 404756730]

約数ペア:

[(1, 404756730), (2, 202378365), (3, 134918910), (5, 80951346), (6, 67459455), (7, 57822390), (9, 44972970), (10, 40475673), (14, 28911195), (15, 26983782), (18, 22486485), (21, 19274130), (27, 14990990), (30, 13491891), (35, 11564478), (42, 9637065), (45, 8994594), (54, 7495495), (63, 6424710), (70, 5782239), (90, 4497297), (105, 3854826), (126, 3212355), (135, 2998198), (189, 2141570), (210, 1927413), (270, 1499099), (315, 1284942), (331, 1222830), (378, 1070785), (630, 642471), (647, 625590), (662, 611415), (945, 428314), (993, 407610), (1294, 312795), (1655, 244566), (1890, 214157), (1941, 208530), (1986, 203805), (2317, 174690), (2979, 135870), (3235, 125118), (3310, 122283), (3882, 104265), (4529, 89370), (4634, 87345), (4965, 81522), (5823, 69510), (5958, 67935), (6470, 62559), (6951, 58230), (8937, 45290), (9058, 44685), (9705, 41706), (9930, 40761), (11585, 34938), (11646, 34755), (13587, 29790), (13902, 29115), (14895, 27174), (17469, 23170), (17874, 22645), (19410, 20853)]