157216960

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:602

約数の個数: 112

約数和(自身を含む): 400946112

約数和(自身を除く): 243729152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 41, 46, 64, 80, 82, 92, 115, 160, 164, 184, 205, 230, 320, 328, 368, 410, 460, 521, 656, 736, 820, 920, 943, 1042, 1312, 1472, 1640, 1840, 1886, 2084, 2605, 2624, 3280, 3680, 3772, 4168, 4715, 5210, 6560, 7360, 7544, 8336, 9430, 10420, 11983, 13120, 15088, 16672, 18860, 20840, 21361, 23966, 30176, 33344, 37720, 41680, 42722, 47932, 59915, 60352, 75440, 83360, 85444, 95864, 106805, 119830, 150880, 166720, 170888, 191728, 213610, 239660, 301760, 341776, 383456, 427220, 479320, 491303, 683552, 766912, 854440, 958640, 982606, 1367104, 1708880, 1917280, 1965212, 2456515, 3417760, 3834560, 3930424, 4913030, 6835520, 7860848, 9826060, 15721696, 19652120, 31443392, 39304240, 78608480, 157216960]

約数ペア:

[(1, 157216960), (2, 78608480), (4, 39304240), (5, 31443392), (8, 19652120), (10, 15721696), (16, 9826060), (20, 7860848), (23, 6835520), (32, 4913030), (40, 3930424), (41, 3834560), (46, 3417760), (64, 2456515), (80, 1965212), (82, 1917280), (92, 1708880), (115, 1367104), (160, 982606), (164, 958640), (184, 854440), (205, 766912), (230, 683552), (320, 491303), (328, 479320), (368, 427220), (410, 383456), (460, 341776), (521, 301760), (656, 239660), (736, 213610), (820, 191728), (920, 170888), (943, 166720), (1042, 150880), (1312, 119830), (1472, 106805), (1640, 95864), (1840, 85444), (1886, 83360), (2084, 75440), (2605, 60352), (2624, 59915), (3280, 47932), (3680, 42722), (3772, 41680), (4168, 37720), (4715, 33344), (5210, 30176), (6560, 23966), (7360, 21361), (7544, 20840), (8336, 18860), (9430, 16672), (10420, 15088), (11983, 13120)]