261769320

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:267

約数の個数: 224

約数和(自身を含む): 906577920

約数和(自身を除く): 644808600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 81, 90, 94, 108, 120, 135, 141, 162, 180, 188, 191, 216, 235, 243, 270, 282, 324, 360, 376, 382, 405, 423, 470, 486, 540, 564, 573, 648, 705, 729, 764, 810, 846, 940, 955, 972, 1080, 1128, 1146, 1215, 1269, 1410, 1458, 1528, 1620, 1692, 1719, 1880, 1910, 1944, 2115, 2292, 2430, 2538, 2820, 2865, 2916, 3240, 3384, 3438, 3645, 3807, 3820, 4230, 4584, 4860, 5076, 5157, 5640, 5730, 5832, 6345, 6876, 7290, 7614, 7640, 8460, 8595, 8977, 9720, 10152, 10314, 11421, 11460, 12690, 13752, 14580, 15228, 15471, 16920, 17190, 17954, 19035, 20628, 22842, 22920, 25380, 25785, 26931, 29160, 30456, 30942, 34263, 34380, 35908, 38070, 41256, 44885, 45684, 46413, 50760, 51570, 53862, 57105, 61884, 68526, 68760, 71816, 76140, 77355, 80793, 89770, 91368, 92826, 103140, 107724, 114210, 123768, 134655, 137052, 139239, 152280, 154710, 161586, 171315, 179540, 185652, 206280, 215448, 228420, 232065, 242379, 269310, 274104, 278478, 309420, 323172, 342630, 359080, 371304, 403965, 456840, 464130, 484758, 538620, 556956, 618840, 646344, 685260, 696195, 727137, 807930, 928260, 969516, 1077240, 1113912, 1211895, 1370520, 1392390, 1454274, 1615860, 1856520, 1939032, 2181411, 2423790, 2784780, 2908548, 3231720, 3635685, 4362822, 4847580, 5569560, 5817096, 6544233, 7271370, 8725644, 9695160, 10907055, 13088466, 14542740, 17451288, 21814110, 26176932, 29085480, 32721165, 43628220, 52353864, 65442330, 87256440, 130884660, 261769320]

約数ペア:

[(1, 261769320), (2, 130884660), (3, 87256440), (4, 65442330), (5, 52353864), (6, 43628220), (8, 32721165), (9, 29085480), (10, 26176932), (12, 21814110), (15, 17451288), (18, 14542740), (20, 13088466), (24, 10907055), (27, 9695160), (30, 8725644), (36, 7271370), (40, 6544233), (45, 5817096), (47, 5569560), (54, 4847580), (60, 4362822), (72, 3635685), (81, 3231720), (90, 2908548), (94, 2784780), (108, 2423790), (120, 2181411), (135, 1939032), (141, 1856520), (162, 1615860), (180, 1454274), (188, 1392390), (191, 1370520), (216, 1211895), (235, 1113912), (243, 1077240), (270, 969516), (282, 928260), (324, 807930), (360, 727137), (376, 696195), (382, 685260), (405, 646344), (423, 618840), (470, 556956), (486, 538620), (540, 484758), (564, 464130), (573, 456840), (648, 403965), (705, 371304), (729, 359080), (764, 342630), (810, 323172), (846, 309420), (940, 278478), (955, 274104), (972, 269310), (1080, 242379), (1128, 232065), (1146, 228420), (1215, 215448), (1269, 206280), (1410, 185652), (1458, 179540), (1528, 171315), (1620, 161586), (1692, 154710), (1719, 152280), (1880, 139239), (1910, 137052), (1944, 134655), (2115, 123768), (2292, 114210), (2430, 107724), (2538, 103140), (2820, 92826), (2865, 91368), (2916, 89770), (3240, 80793), (3384, 77355), (3438, 76140), (3645, 71816), (3807, 68760), (3820, 68526), (4230, 61884), (4584, 57105), (4860, 53862), (5076, 51570), (5157, 50760), (5640, 46413), (5730, 45684), (5832, 44885), (6345, 41256), (6876, 38070), (7290, 35908), (7614, 34380), (7640, 34263), (8460, 30942), (8595, 30456), (8977, 29160), (9720, 26931), (10152, 25785), (10314, 25380), (11421, 22920), (11460, 22842), (12690, 20628), (13752, 19035), (14580, 17954), (15228, 17190), (15471, 16920)]