205252560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:486

約数の個数: 240

約数和(自身を含む): 749483280

約数和(自身を除く): 544230720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 41, 45, 48, 51, 60, 68, 72, 80, 82, 85, 90, 102, 120, 123, 136, 144, 153, 164, 170, 180, 204, 205, 240, 246, 255, 272, 306, 328, 340, 360, 369, 408, 409, 410, 492, 510, 612, 615, 656, 680, 697, 720, 738, 765, 816, 818, 820, 984, 1020, 1224, 1227, 1230, 1360, 1394, 1476, 1530, 1636, 1640, 1845, 1968, 2040, 2045, 2091, 2448, 2454, 2460, 2788, 2952, 3060, 3272, 3280, 3485, 3681, 3690, 4080, 4090, 4182, 4908, 4920, 5576, 5904, 6120, 6135, 6273, 6544, 6953, 6970, 7362, 7380, 8180, 8364, 9816, 9840, 10455, 11152, 12240, 12270, 12546, 13906, 13940, 14724, 14760, 16360, 16728, 16769, 18405, 19632, 20859, 20910, 24540, 25092, 27812, 27880, 29448, 29520, 31365, 32720, 33456, 33538, 34765, 36810, 41718, 41820, 49080, 50184, 50307, 55624, 55760, 58896, 62577, 62730, 67076, 69530, 73620, 83436, 83640, 83845, 98160, 100368, 100614, 104295, 111248, 125154, 125460, 134152, 139060, 147240, 150921, 166872, 167280, 167690, 201228, 208590, 250308, 250920, 251535, 268304, 278120, 285073, 294480, 301842, 312885, 333744, 335380, 402456, 417180, 500616, 501840, 503070, 556240, 570146, 603684, 625770, 670760, 754605, 804912, 834360, 855219, 1001232, 1006140, 1140292, 1207368, 1251540, 1341520, 1425365, 1509210, 1668720, 1710438, 2012280, 2280584, 2414736, 2503080, 2565657, 2850730, 3018420, 3420876, 4024560, 4276095, 4561168, 5006160, 5131314, 5701460, 6036840, 6841752, 8552190, 10262628, 11402920, 12073680, 12828285, 13683504, 17104380, 20525256, 22805840, 25656570, 34208760, 41050512, 51313140, 68417520, 102626280, 205252560]

約数ペア:

[(1, 205252560), (2, 102626280), (3, 68417520), (4, 51313140), (5, 41050512), (6, 34208760), (8, 25656570), (9, 22805840), (10, 20525256), (12, 17104380), (15, 13683504), (16, 12828285), (17, 12073680), (18, 11402920), (20, 10262628), (24, 8552190), (30, 6841752), (34, 6036840), (36, 5701460), (40, 5131314), (41, 5006160), (45, 4561168), (48, 4276095), (51, 4024560), (60, 3420876), (68, 3018420), (72, 2850730), (80, 2565657), (82, 2503080), (85, 2414736), (90, 2280584), (102, 2012280), (120, 1710438), (123, 1668720), (136, 1509210), (144, 1425365), (153, 1341520), (164, 1251540), (170, 1207368), (180, 1140292), (204, 1006140), (205, 1001232), (240, 855219), (246, 834360), (255, 804912), (272, 754605), (306, 670760), (328, 625770), (340, 603684), (360, 570146), (369, 556240), (408, 503070), (409, 501840), (410, 500616), (492, 417180), (510, 402456), (612, 335380), (615, 333744), (656, 312885), (680, 301842), (697, 294480), (720, 285073), (738, 278120), (765, 268304), (816, 251535), (818, 250920), (820, 250308), (984, 208590), (1020, 201228), (1224, 167690), (1227, 167280), (1230, 166872), (1360, 150921), (1394, 147240), (1476, 139060), (1530, 134152), (1636, 125460), (1640, 125154), (1845, 111248), (1968, 104295), (2040, 100614), (2045, 100368), (2091, 98160), (2448, 83845), (2454, 83640), (2460, 83436), (2788, 73620), (2952, 69530), (3060, 67076), (3272, 62730), (3280, 62577), (3485, 58896), (3681, 55760), (3690, 55624), (4080, 50307), (4090, 50184), (4182, 49080), (4908, 41820), (4920, 41718), (5576, 36810), (5904, 34765), (6120, 33538), (6135, 33456), (6273, 32720), (6544, 31365), (6953, 29520), (6970, 29448), (7362, 27880), (7380, 27812), (8180, 25092), (8364, 24540), (9816, 20910), (9840, 20859), (10455, 19632), (11152, 18405), (12240, 16769), (12270, 16728), (12546, 16360), (13906, 14760), (13940, 14724)]