207883480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{367}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 579566880

約数和(自身を除く): 371683400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 289, 340, 367, 392, 476, 490, 578, 595, 680, 734, 833, 952, 980, 1156, 1190, 1445, 1468, 1666, 1835, 1960, 2023, 2312, 2380, 2569, 2890, 2936, 3332, 3670, 4046, 4165, 4760, 5138, 5780, 6239, 6664, 7340, 8092, 8330, 10115, 10276, 11560, 12478, 12845, 14161, 14680, 16184, 16660, 17983, 20230, 20552, 24956, 25690, 28322, 31195, 33320, 35966, 40460, 43673, 49912, 51380, 56644, 62390, 70805, 71932, 80920, 87346, 89915, 102760, 106063, 113288, 124780, 141610, 143864, 174692, 179830, 212126, 218365, 249560, 283220, 305711, 349384, 359660, 424252, 436730, 530315, 566440, 611422, 719320, 742441, 848504, 873460, 1060630, 1222844, 1484882, 1528555, 1746920, 2121260, 2445688, 2969764, 3057110, 3712205, 4242520, 5197087, 5939528, 6114220, 7424410, 10394174, 12228440, 14848820, 20788348, 25985435, 29697640, 41576696, 51970870, 103941740, 207883480]

約数ペア:

[(1, 207883480), (2, 103941740), (4, 51970870), (5, 41576696), (7, 29697640), (8, 25985435), (10, 20788348), (14, 14848820), (17, 12228440), (20, 10394174), (28, 7424410), (34, 6114220), (35, 5939528), (40, 5197087), (49, 4242520), (56, 3712205), (68, 3057110), (70, 2969764), (85, 2445688), (98, 2121260), (119, 1746920), (136, 1528555), (140, 1484882), (170, 1222844), (196, 1060630), (238, 873460), (245, 848504), (280, 742441), (289, 719320), (340, 611422), (367, 566440), (392, 530315), (476, 436730), (490, 424252), (578, 359660), (595, 349384), (680, 305711), (734, 283220), (833, 249560), (952, 218365), (980, 212126), (1156, 179830), (1190, 174692), (1445, 143864), (1468, 141610), (1666, 124780), (1835, 113288), (1960, 106063), (2023, 102760), (2312, 89915), (2380, 87346), (2569, 80920), (2890, 71932), (2936, 70805), (3332, 62390), (3670, 56644), (4046, 51380), (4165, 49912), (4760, 43673), (5138, 40460), (5780, 35966), (6239, 33320), (6664, 31195), (7340, 28322), (8092, 25690), (8330, 24956), (10115, 20552), (10276, 20230), (11560, 17983), (12478, 16660), (12845, 16184), (14161, 14680)]