204545440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 571318272

約数和(自身を除く): 366772832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 32, 40, 44, 46, 55, 62, 80, 88, 92, 110, 115, 124, 155, 160, 163, 176, 184, 220, 230, 248, 253, 310, 326, 341, 352, 368, 440, 460, 496, 506, 620, 652, 682, 713, 736, 815, 880, 920, 992, 1012, 1240, 1265, 1304, 1364, 1426, 1630, 1705, 1760, 1793, 1840, 2024, 2480, 2530, 2608, 2728, 2852, 3260, 3410, 3565, 3586, 3680, 3749, 4048, 4960, 5053, 5060, 5216, 5456, 5704, 6520, 6820, 7130, 7172, 7498, 7843, 8096, 8965, 10106, 10120, 10912, 11408, 13040, 13640, 14260, 14344, 14996, 15686, 17930, 18745, 20212, 20240, 22816, 25265, 26080, 27280, 28520, 28688, 29992, 31372, 35860, 37490, 39215, 40424, 40480, 41239, 50530, 54560, 55583, 57040, 57376, 59984, 62744, 71720, 74980, 78430, 80848, 82478, 101060, 111166, 114080, 116219, 119968, 125488, 143440, 149960, 156860, 161696, 164956, 202120, 206195, 222332, 232438, 250976, 277915, 286880, 299920, 313720, 329912, 404240, 412390, 444664, 464876, 555830, 581095, 599840, 627440, 659824, 808480, 824780, 889328, 929752, 1111660, 1162190, 1254880, 1278409, 1319648, 1649560, 1778656, 1859504, 2223320, 2324380, 2556818, 3299120, 3719008, 4446640, 4648760, 5113636, 6392045, 6598240, 8893280, 9297520, 10227272, 12784090, 18595040, 20454544, 25568180, 40909088, 51136360, 102272720, 204545440]

約数ペア:

[(1, 204545440), (2, 102272720), (4, 51136360), (5, 40909088), (8, 25568180), (10, 20454544), (11, 18595040), (16, 12784090), (20, 10227272), (22, 9297520), (23, 8893280), (31, 6598240), (32, 6392045), (40, 5113636), (44, 4648760), (46, 4446640), (55, 3719008), (62, 3299120), (80, 2556818), (88, 2324380), (92, 2223320), (110, 1859504), (115, 1778656), (124, 1649560), (155, 1319648), (160, 1278409), (163, 1254880), (176, 1162190), (184, 1111660), (220, 929752), (230, 889328), (248, 824780), (253, 808480), (310, 659824), (326, 627440), (341, 599840), (352, 581095), (368, 555830), (440, 464876), (460, 444664), (496, 412390), (506, 404240), (620, 329912), (652, 313720), (682, 299920), (713, 286880), (736, 277915), (815, 250976), (880, 232438), (920, 222332), (992, 206195), (1012, 202120), (1240, 164956), (1265, 161696), (1304, 156860), (1364, 149960), (1426, 143440), (1630, 125488), (1705, 119968), (1760, 116219), (1793, 114080), (1840, 111166), (2024, 101060), (2480, 82478), (2530, 80848), (2608, 78430), (2728, 74980), (2852, 71720), (3260, 62744), (3410, 59984), (3565, 57376), (3586, 57040), (3680, 55583), (3749, 54560), (4048, 50530), (4960, 41239), (5053, 40480), (5060, 40424), (5216, 39215), (5456, 37490), (5704, 35860), (6520, 31372), (6820, 29992), (7130, 28688), (7172, 28520), (7498, 27280), (7843, 26080), (8096, 25265), (8965, 22816), (10106, 20240), (10120, 20212), (10912, 18745), (11408, 17930), (13040, 15686), (13640, 14996), (14260, 14344)]