281261736

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1931}}^1$

素因数の和:1984

約数の個数: 144

約数和(自身を含む): 925273440

約数和(自身を除く): 644011704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 289, 306, 357, 408, 476, 504, 578, 612, 714, 867, 952, 1071, 1156, 1224, 1428, 1734, 1931, 2023, 2142, 2312, 2601, 2856, 3468, 3862, 4046, 4284, 5202, 5793, 6069, 6936, 7724, 8092, 8568, 10404, 11586, 12138, 13517, 15448, 16184, 17379, 18207, 20808, 23172, 24276, 27034, 32827, 34758, 36414, 40551, 46344, 48552, 54068, 65654, 69516, 72828, 81102, 98481, 108136, 121653, 131308, 139032, 145656, 162204, 196962, 229789, 243306, 262616, 295443, 324408, 393924, 459578, 486612, 558059, 590886, 689367, 787848, 919156, 973224, 1116118, 1181772, 1378734, 1674177, 1838312, 2068101, 2232236, 2363544, 2757468, 3348354, 3906413, 4136202, 4464472, 5022531, 5514936, 6696708, 7812826, 8272404, 10045062, 11719239, 13393416, 15625652, 16544808, 20090124, 23438478, 31251304, 35157717, 40180248, 46876956, 70315434, 93753912, 140630868, 281261736]

約数ペア:

[(1, 281261736), (2, 140630868), (3, 93753912), (4, 70315434), (6, 46876956), (7, 40180248), (8, 35157717), (9, 31251304), (12, 23438478), (14, 20090124), (17, 16544808), (18, 15625652), (21, 13393416), (24, 11719239), (28, 10045062), (34, 8272404), (36, 7812826), (42, 6696708), (51, 5514936), (56, 5022531), (63, 4464472), (68, 4136202), (72, 3906413), (84, 3348354), (102, 2757468), (119, 2363544), (126, 2232236), (136, 2068101), (153, 1838312), (168, 1674177), (204, 1378734), (238, 1181772), (252, 1116118), (289, 973224), (306, 919156), (357, 787848), (408, 689367), (476, 590886), (504, 558059), (578, 486612), (612, 459578), (714, 393924), (867, 324408), (952, 295443), (1071, 262616), (1156, 243306), (1224, 229789), (1428, 196962), (1734, 162204), (1931, 145656), (2023, 139032), (2142, 131308), (2312, 121653), (2601, 108136), (2856, 98481), (3468, 81102), (3862, 72828), (4046, 69516), (4284, 65654), (5202, 54068), (5793, 48552), (6069, 46344), (6936, 40551), (7724, 36414), (8092, 34758), (8568, 32827), (10404, 27034), (11586, 24276), (12138, 23172), (13517, 20808), (15448, 18207), (16184, 17379)]