199454970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2447}}^1$

素因数の和:2500

約数の個数: 128

約数和(自身を含む): 592220160

約数和(自身を除く): 392765190

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 33, 38, 39, 55, 57, 65, 66, 78, 95, 110, 114, 130, 143, 165, 190, 195, 209, 247, 285, 286, 330, 390, 418, 429, 494, 570, 627, 715, 741, 858, 1045, 1235, 1254, 1430, 1482, 2090, 2145, 2447, 2470, 2717, 3135, 3705, 4290, 4894, 5434, 6270, 7341, 7410, 8151, 12235, 13585, 14682, 16302, 24470, 26917, 27170, 31811, 36705, 40755, 46493, 53834, 63622, 73410, 80751, 81510, 92986, 95433, 134585, 139479, 159055, 161502, 190866, 232465, 269170, 278958, 318110, 349921, 403755, 464930, 477165, 511423, 604409, 697395, 699842, 807510, 954330, 1022846, 1049763, 1208818, 1394790, 1534269, 1749605, 1813227, 2099526, 2557115, 3022045, 3068538, 3499210, 3626454, 5114230, 5248815, 6044090, 6648499, 7671345, 9066135, 10497630, 13296998, 15342690, 18132270, 19945497, 33242495, 39890994, 66484990, 99727485, 199454970]

約数ペア:

[(1, 199454970), (2, 99727485), (3, 66484990), (5, 39890994), (6, 33242495), (10, 19945497), (11, 18132270), (13, 15342690), (15, 13296998), (19, 10497630), (22, 9066135), (26, 7671345), (30, 6648499), (33, 6044090), (38, 5248815), (39, 5114230), (55, 3626454), (57, 3499210), (65, 3068538), (66, 3022045), (78, 2557115), (95, 2099526), (110, 1813227), (114, 1749605), (130, 1534269), (143, 1394790), (165, 1208818), (190, 1049763), (195, 1022846), (209, 954330), (247, 807510), (285, 699842), (286, 697395), (330, 604409), (390, 511423), (418, 477165), (429, 464930), (494, 403755), (570, 349921), (627, 318110), (715, 278958), (741, 269170), (858, 232465), (1045, 190866), (1235, 161502), (1254, 159055), (1430, 139479), (1482, 134585), (2090, 95433), (2145, 92986), (2447, 81510), (2470, 80751), (2717, 73410), (3135, 63622), (3705, 53834), (4290, 46493), (4894, 40755), (5434, 36705), (6270, 31811), (7341, 27170), (7410, 26917), (8151, 24470), (12235, 16302), (13585, 14682)]