340205740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 841881600

約数和(自身を除く): 501675860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 149, 188, 235, 298, 329, 347, 470, 596, 658, 694, 745, 940, 1043, 1316, 1388, 1490, 1645, 1735, 2086, 2429, 2980, 3290, 3470, 4172, 4858, 5215, 6580, 6940, 7003, 9716, 10430, 12145, 14006, 16309, 20860, 24290, 28012, 32618, 35015, 48580, 49021, 51703, 65236, 70030, 81545, 98042, 103406, 114163, 140060, 163090, 196084, 206812, 228326, 245105, 258515, 326180, 361921, 456652, 490210, 517030, 570815, 723842, 980420, 1034060, 1141630, 1447684, 1809605, 2283260, 2430041, 3619210, 4860082, 7238420, 9720164, 12150205, 17010287, 24300410, 34020574, 48600820, 68041148, 85051435, 170102870, 340205740]

約数ペア:

[(1, 340205740), (2, 170102870), (4, 85051435), (5, 68041148), (7, 48600820), (10, 34020574), (14, 24300410), (20, 17010287), (28, 12150205), (35, 9720164), (47, 7238420), (70, 4860082), (94, 3619210), (140, 2430041), (149, 2283260), (188, 1809605), (235, 1447684), (298, 1141630), (329, 1034060), (347, 980420), (470, 723842), (596, 570815), (658, 517030), (694, 490210), (745, 456652), (940, 361921), (1043, 326180), (1316, 258515), (1388, 245105), (1490, 228326), (1645, 206812), (1735, 196084), (2086, 163090), (2429, 140060), (2980, 114163), (3290, 103406), (3470, 98042), (4172, 81545), (4858, 70030), (5215, 65236), (6580, 51703), (6940, 49021), (7003, 48580), (9716, 35015), (10430, 32618), (12145, 28012), (14006, 24290), (16309, 20860)]