88649440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 243326160

約数和(自身を除く): 154676720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 241, 242, 304, 352, 380, 418, 440, 482, 484, 605, 608, 760, 836, 880, 964, 968, 1045, 1205, 1210, 1520, 1672, 1760, 1928, 1936, 2090, 2299, 2410, 2420, 2651, 3040, 3344, 3856, 3872, 4180, 4579, 4598, 4820, 4840, 5302, 6688, 7712, 8360, 9158, 9196, 9640, 9680, 10604, 11495, 13255, 16720, 18316, 18392, 19280, 19360, 21208, 22895, 22990, 26510, 29161, 33440, 36632, 36784, 38560, 42416, 45790, 45980, 50369, 53020, 58322, 73264, 73568, 84832, 91580, 91960, 100738, 106040, 116644, 145805, 146528, 183160, 183920, 201476, 212080, 233288, 251845, 291610, 366320, 367840, 402952, 424160, 466576, 503690, 554059, 583220, 732640, 805904, 933152, 1007380, 1108118, 1166440, 1611808, 2014760, 2216236, 2332880, 2770295, 4029520, 4432472, 4665760, 5540590, 8059040, 8864944, 11081180, 17729888, 22162360, 44324720, 88649440]

約数ペア:

[(1, 88649440), (2, 44324720), (4, 22162360), (5, 17729888), (8, 11081180), (10, 8864944), (11, 8059040), (16, 5540590), (19, 4665760), (20, 4432472), (22, 4029520), (32, 2770295), (38, 2332880), (40, 2216236), (44, 2014760), (55, 1611808), (76, 1166440), (80, 1108118), (88, 1007380), (95, 933152), (110, 805904), (121, 732640), (152, 583220), (160, 554059), (176, 503690), (190, 466576), (209, 424160), (220, 402952), (241, 367840), (242, 366320), (304, 291610), (352, 251845), (380, 233288), (418, 212080), (440, 201476), (482, 183920), (484, 183160), (605, 146528), (608, 145805), (760, 116644), (836, 106040), (880, 100738), (964, 91960), (968, 91580), (1045, 84832), (1205, 73568), (1210, 73264), (1520, 58322), (1672, 53020), (1760, 50369), (1928, 45980), (1936, 45790), (2090, 42416), (2299, 38560), (2410, 36784), (2420, 36632), (2651, 33440), (3040, 29161), (3344, 26510), (3856, 22990), (3872, 22895), (4180, 21208), (4579, 19360), (4598, 19280), (4820, 18392), (4840, 18316), (5302, 16720), (6688, 13255), (7712, 11495), (8360, 10604), (9158, 9680), (9196, 9640)]