640509912

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:566

約数の個数: 192

約数和(自身を含む): 2103379200

約数和(自身を除く): 1462869288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 211, 228, 252, 266, 317, 342, 399, 422, 456, 504, 532, 633, 634, 684, 798, 844, 951, 1064, 1197, 1266, 1268, 1368, 1477, 1596, 1688, 1899, 1902, 2219, 2394, 2532, 2536, 2853, 2954, 3192, 3798, 3804, 4009, 4431, 4438, 4788, 5064, 5706, 5908, 6023, 6657, 7596, 7608, 8018, 8862, 8876, 9576, 11412, 11816, 12027, 12046, 13293, 13314, 15192, 16036, 17724, 17752, 18069, 19971, 22824, 24054, 24092, 26586, 26628, 28063, 32072, 35448, 36081, 36138, 39942, 42161, 48108, 48184, 53172, 53256, 54207, 56126, 66887, 72162, 72276, 79884, 84189, 84322, 96216, 106344, 108414, 112252, 126483, 133774, 144324, 144552, 159768, 168378, 168644, 200661, 216828, 224504, 252567, 252966, 267548, 288648, 336756, 337288, 379449, 401322, 433656, 468209, 505134, 505932, 535096, 601983, 673512, 758898, 802644, 936418, 1010268, 1011864, 1203966, 1270853, 1404627, 1517796, 1605288, 1872836, 2020536, 2407932, 2541706, 2809254, 3035592, 3745672, 3812559, 4213881, 4815864, 5083412, 5618508, 7625118, 8427762, 8895971, 10166824, 11237016, 11437677, 15250236, 16855524, 17791942, 22875354, 26687913, 30500472, 33711048, 35583884, 45750708, 53375826, 71167768, 80063739, 91501416, 106751652, 160127478, 213503304, 320254956, 640509912]

約数ペア:

[(1, 640509912), (2, 320254956), (3, 213503304), (4, 160127478), (6, 106751652), (7, 91501416), (8, 80063739), (9, 71167768), (12, 53375826), (14, 45750708), (18, 35583884), (19, 33711048), (21, 30500472), (24, 26687913), (28, 22875354), (36, 17791942), (38, 16855524), (42, 15250236), (56, 11437677), (57, 11237016), (63, 10166824), (72, 8895971), (76, 8427762), (84, 7625118), (114, 5618508), (126, 5083412), (133, 4815864), (152, 4213881), (168, 3812559), (171, 3745672), (211, 3035592), (228, 2809254), (252, 2541706), (266, 2407932), (317, 2020536), (342, 1872836), (399, 1605288), (422, 1517796), (456, 1404627), (504, 1270853), (532, 1203966), (633, 1011864), (634, 1010268), (684, 936418), (798, 802644), (844, 758898), (951, 673512), (1064, 601983), (1197, 535096), (1266, 505932), (1268, 505134), (1368, 468209), (1477, 433656), (1596, 401322), (1688, 379449), (1899, 337288), (1902, 336756), (2219, 288648), (2394, 267548), (2532, 252966), (2536, 252567), (2853, 224504), (2954, 216828), (3192, 200661), (3798, 168644), (3804, 168378), (4009, 159768), (4431, 144552), (4438, 144324), (4788, 133774), (5064, 126483), (5706, 112252), (5908, 108414), (6023, 106344), (6657, 96216), (7596, 84322), (7608, 84189), (8018, 79884), (8862, 72276), (8876, 72162), (9576, 66887), (11412, 56126), (11816, 54207), (12027, 53256), (12046, 53172), (13293, 48184), (13314, 48108), (15192, 42161), (16036, 39942), (17724, 36138), (17752, 36081), (18069, 35448), (19971, 32072), (22824, 28063), (24054, 26628), (24092, 26586)]