219322940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 510572160

約数和(自身を除く): 291249220

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 41, 46, 58, 82, 92, 115, 116, 145, 164, 205, 230, 290, 401, 410, 460, 580, 667, 802, 820, 943, 1189, 1334, 1604, 1886, 2005, 2378, 2668, 3335, 3772, 4010, 4715, 4756, 5945, 6670, 8020, 9223, 9430, 11629, 11890, 13340, 16441, 18446, 18860, 23258, 23780, 27347, 32882, 36892, 46115, 46516, 54694, 58145, 65764, 82205, 92230, 109388, 116290, 136735, 164410, 184460, 232580, 267467, 273470, 328820, 378143, 476789, 534934, 546940, 756286, 953578, 1069868, 1337335, 1512572, 1890715, 1907156, 2383945, 2674670, 3781430, 4767890, 5349340, 7562860, 9535780, 10966147, 21932294, 43864588, 54830735, 109661470, 219322940]

約数ペア:

[(1, 219322940), (2, 109661470), (4, 54830735), (5, 43864588), (10, 21932294), (20, 10966147), (23, 9535780), (29, 7562860), (41, 5349340), (46, 4767890), (58, 3781430), (82, 2674670), (92, 2383945), (115, 1907156), (116, 1890715), (145, 1512572), (164, 1337335), (205, 1069868), (230, 953578), (290, 756286), (401, 546940), (410, 534934), (460, 476789), (580, 378143), (667, 328820), (802, 273470), (820, 267467), (943, 232580), (1189, 184460), (1334, 164410), (1604, 136735), (1886, 116290), (2005, 109388), (2378, 92230), (2668, 82205), (3335, 65764), (3772, 58145), (4010, 54694), (4715, 46516), (4756, 46115), (5945, 36892), (6670, 32882), (8020, 27347), (9223, 23780), (9430, 23258), (11629, 18860), (11890, 18446), (13340, 16441)]