221435260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 508032000

約数和(自身を除く): 286596740

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 59, 82, 92, 115, 118, 164, 199, 205, 230, 236, 295, 398, 410, 460, 590, 796, 820, 943, 995, 1180, 1357, 1886, 1990, 2419, 2714, 3772, 3980, 4577, 4715, 4838, 5428, 6785, 8159, 9154, 9430, 9676, 11741, 12095, 13570, 16318, 18308, 18860, 22885, 23482, 24190, 27140, 32636, 40795, 45770, 46964, 48380, 55637, 58705, 81590, 91540, 111274, 117410, 163180, 187657, 222548, 234820, 270043, 278185, 375314, 481381, 540086, 556370, 750628, 938285, 962762, 1080172, 1112740, 1350215, 1876570, 1925524, 2406905, 2700430, 3753140, 4813810, 5400860, 9627620, 11071763, 22143526, 44287052, 55358815, 110717630, 221435260]

約数ペア:

[(1, 221435260), (2, 110717630), (4, 55358815), (5, 44287052), (10, 22143526), (20, 11071763), (23, 9627620), (41, 5400860), (46, 4813810), (59, 3753140), (82, 2700430), (92, 2406905), (115, 1925524), (118, 1876570), (164, 1350215), (199, 1112740), (205, 1080172), (230, 962762), (236, 938285), (295, 750628), (398, 556370), (410, 540086), (460, 481381), (590, 375314), (796, 278185), (820, 270043), (943, 234820), (995, 222548), (1180, 187657), (1357, 163180), (1886, 117410), (1990, 111274), (2419, 91540), (2714, 81590), (3772, 58705), (3980, 55637), (4577, 48380), (4715, 46964), (4838, 45770), (5428, 40795), (6785, 32636), (8159, 27140), (9154, 24190), (9430, 23482), (9676, 22885), (11741, 18860), (12095, 18308), (13570, 16318)]