74464390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 185213952

約数和(自身を除く): 110749562

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 43, 55, 65, 70, 77, 86, 91, 110, 130, 143, 154, 173, 182, 215, 286, 301, 346, 385, 430, 455, 473, 559, 602, 715, 770, 865, 910, 946, 1001, 1118, 1211, 1430, 1505, 1730, 1903, 2002, 2249, 2365, 2422, 2795, 3010, 3311, 3806, 3913, 4498, 4730, 5005, 5590, 6055, 6149, 6622, 7439, 7826, 9515, 10010, 11245, 12110, 12298, 13321, 14878, 15743, 16555, 19030, 19565, 22490, 24739, 26642, 30745, 31486, 33110, 37195, 39130, 43043, 49478, 52073, 61490, 66605, 74390, 78715, 81829, 86086, 96707, 104146, 123695, 133210, 157430, 163658, 173173, 193414, 215215, 247390, 260365, 346346, 409145, 430430, 483535, 520730, 572803, 676949, 818290, 865865, 967070, 1063777, 1145606, 1353898, 1731730, 2127554, 2864015, 3384745, 5318885, 5728030, 6769490, 7446439, 10637770, 14892878, 37232195, 74464390]

約数ペア:

[(1, 74464390), (2, 37232195), (5, 14892878), (7, 10637770), (10, 7446439), (11, 6769490), (13, 5728030), (14, 5318885), (22, 3384745), (26, 2864015), (35, 2127554), (43, 1731730), (55, 1353898), (65, 1145606), (70, 1063777), (77, 967070), (86, 865865), (91, 818290), (110, 676949), (130, 572803), (143, 520730), (154, 483535), (173, 430430), (182, 409145), (215, 346346), (286, 260365), (301, 247390), (346, 215215), (385, 193414), (430, 173173), (455, 163658), (473, 157430), (559, 133210), (602, 123695), (715, 104146), (770, 96707), (865, 86086), (910, 81829), (946, 78715), (1001, 74390), (1118, 66605), (1211, 61490), (1430, 52073), (1505, 49478), (1730, 43043), (1903, 39130), (2002, 37195), (2249, 33110), (2365, 31486), (2422, 30745), (2795, 26642), (3010, 24739), (3311, 22490), (3806, 19565), (3913, 19030), (4498, 16555), (4730, 15743), (5005, 14878), (5590, 13321), (6055, 12298), (6149, 12110), (6622, 11245), (7439, 10010), (7826, 9515)]