648024080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 160

約数和(自身を含む): 1737531648

約数和(自身を除く): 1089507568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 101, 110, 115, 176, 184, 202, 220, 230, 253, 317, 368, 404, 440, 460, 505, 506, 634, 808, 880, 920, 1010, 1012, 1111, 1265, 1268, 1585, 1616, 1840, 2020, 2024, 2222, 2323, 2530, 2536, 3170, 3487, 4040, 4048, 4444, 4646, 5060, 5072, 5555, 6340, 6974, 7291, 8080, 8888, 9292, 10120, 11110, 11615, 12680, 13948, 14582, 17435, 17776, 18584, 20240, 22220, 23230, 25360, 25553, 27896, 29164, 32017, 34870, 36455, 37168, 44440, 46460, 51106, 55792, 58328, 64034, 69740, 72910, 80201, 88880, 92920, 102212, 116656, 127765, 128068, 139480, 145820, 160085, 160402, 185840, 204424, 255530, 256136, 278960, 291640, 320170, 320804, 352187, 401005, 408848, 511060, 512272, 583280, 640340, 641608, 704374, 736391, 802010, 1022120, 1280680, 1283216, 1408748, 1472782, 1604020, 1760935, 2044240, 2561360, 2817496, 2945564, 3208040, 3521870, 3681955, 5634992, 5891128, 6416080, 7043740, 7363910, 8100301, 11782256, 14087480, 14727820, 16200602, 28174960, 29455640, 32401204, 40501505, 58911280, 64802408, 81003010, 129604816, 162006020, 324012040, 648024080]

約数ペア:

[(1, 648024080), (2, 324012040), (4, 162006020), (5, 129604816), (8, 81003010), (10, 64802408), (11, 58911280), (16, 40501505), (20, 32401204), (22, 29455640), (23, 28174960), (40, 16200602), (44, 14727820), (46, 14087480), (55, 11782256), (80, 8100301), (88, 7363910), (92, 7043740), (101, 6416080), (110, 5891128), (115, 5634992), (176, 3681955), (184, 3521870), (202, 3208040), (220, 2945564), (230, 2817496), (253, 2561360), (317, 2044240), (368, 1760935), (404, 1604020), (440, 1472782), (460, 1408748), (505, 1283216), (506, 1280680), (634, 1022120), (808, 802010), (880, 736391), (920, 704374), (1010, 641608), (1012, 640340), (1111, 583280), (1265, 512272), (1268, 511060), (1585, 408848), (1616, 401005), (1840, 352187), (2020, 320804), (2024, 320170), (2222, 291640), (2323, 278960), (2530, 256136), (2536, 255530), (3170, 204424), (3487, 185840), (4040, 160402), (4048, 160085), (4444, 145820), (4646, 139480), (5060, 128068), (5072, 127765), (5555, 116656), (6340, 102212), (6974, 92920), (7291, 88880), (8080, 80201), (8888, 72910), (9292, 69740), (10120, 64034), (11110, 58328), (11615, 55792), (12680, 51106), (13948, 46460), (14582, 44440), (17435, 37168), (17776, 36455), (18584, 34870), (20240, 32017), (22220, 29164), (23230, 27896), (25360, 25553)]