261746280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2304

約数の個数: 192

約数和(自身を含む): 948542400

約数和(自身を除く): 686796120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 51, 57, 60, 68, 72, 76, 85, 90, 95, 102, 114, 120, 136, 152, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 646, 680, 684, 760, 765, 855, 969, 1020, 1140, 1224, 1292, 1368, 1530, 1615, 1710, 1938, 2040, 2251, 2280, 2584, 2907, 3060, 3230, 3420, 3876, 4502, 4845, 5814, 6120, 6460, 6753, 6840, 7752, 9004, 9690, 11255, 11628, 12920, 13506, 14535, 18008, 19380, 20259, 22510, 23256, 27012, 29070, 33765, 38267, 38760, 40518, 42769, 45020, 54024, 58140, 67530, 76534, 81036, 85538, 90040, 101295, 114801, 116280, 128307, 135060, 153068, 162072, 171076, 191335, 202590, 213845, 229602, 256614, 270120, 306136, 342152, 344403, 382670, 384921, 405180, 427690, 459204, 513228, 574005, 641535, 688806, 727073, 765340, 769842, 810360, 855380, 918408, 1026456, 1148010, 1283070, 1377612, 1454146, 1530680, 1539684, 1710760, 1722015, 1924605, 2181219, 2296020, 2566140, 2755224, 2908292, 3079368, 3444030, 3635365, 3849210, 4362438, 4592040, 5132280, 5816584, 6543657, 6888060, 7270730, 7698420, 8724876, 10906095, 13087314, 13776120, 14541460, 15396840, 17449752, 21812190, 26174628, 29082920, 32718285, 43624380, 52349256, 65436570, 87248760, 130873140, 261746280]

約数ペア:

[(1, 261746280), (2, 130873140), (3, 87248760), (4, 65436570), (5, 52349256), (6, 43624380), (8, 32718285), (9, 29082920), (10, 26174628), (12, 21812190), (15, 17449752), (17, 15396840), (18, 14541460), (19, 13776120), (20, 13087314), (24, 10906095), (30, 8724876), (34, 7698420), (36, 7270730), (38, 6888060), (40, 6543657), (45, 5816584), (51, 5132280), (57, 4592040), (60, 4362438), (68, 3849210), (72, 3635365), (76, 3444030), (85, 3079368), (90, 2908292), (95, 2755224), (102, 2566140), (114, 2296020), (120, 2181219), (136, 1924605), (152, 1722015), (153, 1710760), (170, 1539684), (171, 1530680), (180, 1454146), (190, 1377612), (204, 1283070), (228, 1148010), (255, 1026456), (285, 918408), (306, 855380), (323, 810360), (340, 769842), (342, 765340), (360, 727073), (380, 688806), (408, 641535), (456, 574005), (510, 513228), (570, 459204), (612, 427690), (646, 405180), (680, 384921), (684, 382670), (760, 344403), (765, 342152), (855, 306136), (969, 270120), (1020, 256614), (1140, 229602), (1224, 213845), (1292, 202590), (1368, 191335), (1530, 171076), (1615, 162072), (1710, 153068), (1938, 135060), (2040, 128307), (2251, 116280), (2280, 114801), (2584, 101295), (2907, 90040), (3060, 85538), (3230, 81036), (3420, 76534), (3876, 67530), (4502, 58140), (4845, 54024), (5814, 45020), (6120, 42769), (6460, 40518), (6753, 38760), (6840, 38267), (7752, 33765), (9004, 29070), (9690, 27012), (11255, 23256), (11628, 22510), (12920, 20259), (13506, 19380), (14535, 18008)]