388291680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{5503}}^1$

素因数の和:5538

約数の個数: 216

約数和(自身を含む): 1541659392

約数和(自身を除く): 1153367712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5503, 5880, 7056, 7840, 8820, 10080, 11006, 11760, 14112, 16509, 17640, 22012, 23520, 27515, 33018, 35280, 38521, 44024, 49527, 55030, 66036, 70560, 77042, 82545, 88048, 99054, 110060, 115563, 132072, 154084, 165090, 176096, 192605, 198108, 220120, 231126, 247635, 264144, 269647, 308168, 330180, 346689, 385210, 396216, 440240, 462252, 495270, 528288, 539294, 577815, 616336, 660360, 693378, 770420, 792432, 808941, 880480, 924504, 990540, 1078588, 1155630, 1232672, 1320720, 1348235, 1386756, 1540840, 1584864, 1617882, 1733445, 1849008, 1981080, 2157176, 2311260, 2426823, 2641440, 2696470, 2773512, 3081680, 3235764, 3466890, 3698016, 3962160, 4044705, 4314352, 4622520, 4853646, 5392940, 5547024, 6163360, 6471528, 6933780, 7924320, 8089410, 8628704, 9245040, 9707292, 10785880, 11094048, 12134115, 12943056, 13867560, 16178820, 18490080, 19414584, 21571760, 24268230, 25886112, 27735120, 32357640, 38829168, 43143520, 48536460, 55470240, 64715280, 77658336, 97072920, 129430560, 194145840, 388291680]

約数ペア:

[(1, 388291680), (2, 194145840), (3, 129430560), (4, 97072920), (5, 77658336), (6, 64715280), (7, 55470240), (8, 48536460), (9, 43143520), (10, 38829168), (12, 32357640), (14, 27735120), (15, 25886112), (16, 24268230), (18, 21571760), (20, 19414584), (21, 18490080), (24, 16178820), (28, 13867560), (30, 12943056), (32, 12134115), (35, 11094048), (36, 10785880), (40, 9707292), (42, 9245040), (45, 8628704), (48, 8089410), (49, 7924320), (56, 6933780), (60, 6471528), (63, 6163360), (70, 5547024), (72, 5392940), (80, 4853646), (84, 4622520), (90, 4314352), (96, 4044705), (98, 3962160), (105, 3698016), (112, 3466890), (120, 3235764), (126, 3081680), (140, 2773512), (144, 2696470), (147, 2641440), (160, 2426823), (168, 2311260), (180, 2157176), (196, 1981080), (210, 1849008), (224, 1733445), (240, 1617882), (245, 1584864), (252, 1540840), (280, 1386756), (288, 1348235), (294, 1320720), (315, 1232672), (336, 1155630), (360, 1078588), (392, 990540), (420, 924504), (441, 880480), (480, 808941), (490, 792432), (504, 770420), (560, 693378), (588, 660360), (630, 616336), (672, 577815), (720, 539294), (735, 528288), (784, 495270), (840, 462252), (882, 440240), (980, 396216), (1008, 385210), (1120, 346689), (1176, 330180), (1260, 308168), (1440, 269647), (1470, 264144), (1568, 247635), (1680, 231126), (1764, 220120), (1960, 198108), (2016, 192605), (2205, 176096), (2352, 165090), (2520, 154084), (2940, 132072), (3360, 115563), (3528, 110060), (3920, 99054), (4410, 88048), (4704, 82545), (5040, 77042), (5503, 70560), (5880, 66036), (7056, 55030), (7840, 49527), (8820, 44024), (10080, 38521), (11006, 35280), (11760, 33018), (14112, 27515), (16509, 23520), (17640, 22012)]