208889744

素因数分解:

$2^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2285

約数の個数: 80

約数和(自身を含む): 499968000

約数和(自身を除く): 291078256

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 343, 392, 476, 686, 784, 833, 952, 1372, 1666, 1904, 2239, 2744, 3332, 4478, 5488, 5831, 6664, 8956, 11662, 13328, 15673, 17912, 23324, 31346, 35824, 38063, 46648, 62692, 76126, 93296, 109711, 125384, 152252, 219422, 250768, 266441, 304504, 438844, 532882, 609008, 767977, 877688, 1065764, 1535954, 1755376, 1865087, 2131528, 3071908, 3730174, 4263056, 6143816, 7460348, 12287632, 13055609, 14920696, 26111218, 29841392, 52222436, 104444872, 208889744]

約数ペア:

[(1, 208889744), (2, 104444872), (4, 52222436), (7, 29841392), (8, 26111218), (14, 14920696), (16, 13055609), (17, 12287632), (28, 7460348), (34, 6143816), (49, 4263056), (56, 3730174), (68, 3071908), (98, 2131528), (112, 1865087), (119, 1755376), (136, 1535954), (196, 1065764), (238, 877688), (272, 767977), (343, 609008), (392, 532882), (476, 438844), (686, 304504), (784, 266441), (833, 250768), (952, 219422), (1372, 152252), (1666, 125384), (1904, 109711), (2239, 93296), (2744, 76126), (3332, 62692), (4478, 46648), (5488, 38063), (5831, 35824), (6664, 31346), (8956, 23324), (11662, 17912), (13328, 15673)]