7761510820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{1249}}^1$

素因数の和:1662

約数の個数: 144

約数和(自身を含む): 20145510000

約数和(自身を除く): 12383999180

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 373, 476, 490, 595, 746, 833, 980, 1190, 1249, 1492, 1666, 1865, 2380, 2498, 2611, 3332, 3730, 4165, 4996, 5222, 6245, 6341, 7460, 8330, 8743, 10444, 12490, 12682, 13055, 16660, 17486, 18277, 21233, 24980, 25364, 26110, 31705, 34972, 36554, 42466, 43715, 44387, 52220, 61201, 63410, 73108, 84932, 87430, 88774, 91385, 106165, 122402, 126820, 148631, 174860, 177548, 182770, 212330, 221935, 244804, 297262, 306005, 310709, 365540, 424660, 443870, 465877, 594524, 612010, 621418, 743155, 887740, 931754, 1040417, 1224020, 1242836, 1486310, 1553545, 1863508, 2080834, 2329385, 2972620, 3107090, 3261139, 4161668, 4658770, 5202085, 6214180, 6522278, 7919909, 9317540, 10404170, 13044556, 15839818, 16305695, 20808340, 22827973, 31679636, 32611390, 39599545, 45655946, 55439363, 65222780, 79199090, 91311892, 110878726, 114139865, 158398180, 221757452, 228279730, 277196815, 388075541, 456559460, 554393630, 776151082, 1108787260, 1552302164, 1940377705, 3880755410, 7761510820]

約数ペア:

[(1, 7761510820), (2, 3880755410), (4, 1940377705), (5, 1552302164), (7, 1108787260), (10, 776151082), (14, 554393630), (17, 456559460), (20, 388075541), (28, 277196815), (34, 228279730), (35, 221757452), (49, 158398180), (68, 114139865), (70, 110878726), (85, 91311892), (98, 79199090), (119, 65222780), (140, 55439363), (170, 45655946), (196, 39599545), (238, 32611390), (245, 31679636), (340, 22827973), (373, 20808340), (476, 16305695), (490, 15839818), (595, 13044556), (746, 10404170), (833, 9317540), (980, 7919909), (1190, 6522278), (1249, 6214180), (1492, 5202085), (1666, 4658770), (1865, 4161668), (2380, 3261139), (2498, 3107090), (2611, 2972620), (3332, 2329385), (3730, 2080834), (4165, 1863508), (4996, 1553545), (5222, 1486310), (6245, 1242836), (6341, 1224020), (7460, 1040417), (8330, 931754), (8743, 887740), (10444, 743155), (12490, 621418), (12682, 612010), (13055, 594524), (16660, 465877), (17486, 443870), (18277, 424660), (21233, 365540), (24980, 310709), (25364, 306005), (26110, 297262), (31705, 244804), (34972, 221935), (36554, 212330), (42466, 182770), (43715, 177548), (44387, 174860), (52220, 148631), (61201, 126820), (63410, 122402), (73108, 106165), (84932, 91385), (87430, 88774)]