668555.0000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 128

約数和(自身を含む): 11612160

約数和(自身を除く): 7781190

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 33, 38, 39, 47, 55, 57, 65, 66, 78, 94, 95, 110, 114, 130, 141, 143, 165, 190, 195, 209, 235, 247, 282, 285, 286, 330, 390, 418, 429, 470, 494, 517, 570, 611, 627, 705, 715, 741, 858, 893, 1034, 1045, 1222, 1235, 1254, 1410, 1430, 1482, 1551, 1786, 1833, 2090, 2145, 2470, 2585, 2679, 2717, 3055, 3102, 3135, 3666, 3705, 4290, 4465, 5170, 5358, 5434, 6110, 6270, 6721, 7410, 7755, 8151, 8930, 9165, 9823, 11609, 13395, 13442, 13585, 15510, 16302, 18330, 19646, 20163, 23218, 26790, 27170, 29469, 33605, 34827, 40326, 40755, 49115, 58045, 58938, 67210, 69654, 81510, 98230, 100815, 116090, 127699, 147345, 174135, 201630, 255398, 294690, 348270, 383097, 638495, 766194, 1276990, 1915485, 3830970]

約数ペア:

[(1, 3830970), (2, 1915485), (3, 1276990), (5, 766194), (6, 638495), (10, 383097), (11, 348270), (13, 294690), (15, 255398), (19, 201630), (22, 174135), (26, 147345), (30, 127699), (33, 116090), (38, 100815), (39, 98230), (47, 81510), (55, 69654), (57, 67210), (65, 58938), (66, 58045), (78, 49115), (94, 40755), (95, 40326), (110, 34827), (114, 33605), (130, 29469), (141, 27170), (143, 26790), (165, 23218), (190, 20163), (195, 19646), (209, 18330), (235, 16302), (247, 15510), (282, 13585), (285, 13442), (286, 13395), (330, 11609), (390, 9823), (418, 9165), (429, 8930), (470, 8151), (494, 7755), (517, 7410), (570, 6721), (611, 6270), (627, 6110), (705, 5434), (715, 5358), (741, 5170), (858, 4465), (893, 4290), (1034, 3705), (1045, 3666), (1222, 3135), (1235, 3102), (1254, 3055), (1410, 2717), (1430, 2679), (1482, 2585), (1551, 2470), (1786, 2145), (1833, 2090)]