660273880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 256

約数和(自身を含む): 1938401280

約数和(自身を除く): 1278127400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 28, 34, 35, 37, 40, 46, 56, 68, 70, 74, 85, 92, 115, 119, 136, 140, 148, 161, 163, 170, 184, 185, 230, 238, 259, 280, 296, 322, 326, 340, 370, 391, 460, 476, 518, 595, 629, 644, 652, 680, 740, 782, 805, 815, 851, 920, 952, 1036, 1141, 1190, 1258, 1288, 1295, 1304, 1480, 1564, 1610, 1630, 1702, 1955, 2072, 2282, 2380, 2516, 2590, 2737, 2771, 3128, 3145, 3220, 3260, 3404, 3749, 3910, 4255, 4403, 4564, 4760, 5032, 5180, 5474, 5542, 5705, 5957, 6031, 6290, 6440, 6520, 6808, 7498, 7820, 8510, 8806, 9128, 10360, 10948, 11084, 11410, 11914, 12062, 12580, 13685, 13855, 14467, 14996, 15640, 17020, 17612, 18745, 19397, 21896, 22015, 22168, 22820, 23828, 24124, 25160, 26243, 27370, 27710, 28934, 29785, 29992, 30155, 34040, 35224, 37490, 38794, 42217, 44030, 45640, 47656, 48248, 52486, 54740, 55420, 57868, 59570, 60310, 63733, 72335, 74980, 77588, 84434, 88060, 96985, 101269, 102527, 104972, 109480, 110840, 115736, 119140, 120620, 127466, 131215, 138713, 144670, 149960, 155176, 168868, 176120, 193970, 202538, 205054, 209944, 211085, 238280, 241240, 254932, 262430, 277426, 289340, 318665, 337736, 387940, 405076, 410108, 422170, 446131, 506345, 509864, 512635, 524860, 554852, 578680, 637330, 693565, 717689, 775880, 810152, 820216, 844340, 892262, 970991, 1012690, 1025270, 1049720, 1109704, 1274660, 1387130, 1435378, 1688680, 1784524, 1941982, 2025380, 2050540, 2230655, 2358121, 2549320, 2774260, 2870756, 3569048, 3588445, 3883964, 4050760, 4101080, 4461310, 4716242, 4854955, 5548520, 5741512, 7176890, 7767928, 8922620, 9432484, 9709910, 11790605, 14353780, 16506847, 17845240, 18864968, 19419820, 23581210, 28707560, 33013694, 38839640, 47162420, 66027388, 82534235, 94324840, 132054776, 165068470, 330136940, 660273880]

約数ペア:

[(1, 660273880), (2, 330136940), (4, 165068470), (5, 132054776), (7, 94324840), (8, 82534235), (10, 66027388), (14, 47162420), (17, 38839640), (20, 33013694), (23, 28707560), (28, 23581210), (34, 19419820), (35, 18864968), (37, 17845240), (40, 16506847), (46, 14353780), (56, 11790605), (68, 9709910), (70, 9432484), (74, 8922620), (85, 7767928), (92, 7176890), (115, 5741512), (119, 5548520), (136, 4854955), (140, 4716242), (148, 4461310), (161, 4101080), (163, 4050760), (170, 3883964), (184, 3588445), (185, 3569048), (230, 2870756), (238, 2774260), (259, 2549320), (280, 2358121), (296, 2230655), (322, 2050540), (326, 2025380), (340, 1941982), (370, 1784524), (391, 1688680), (460, 1435378), (476, 1387130), (518, 1274660), (595, 1109704), (629, 1049720), (644, 1025270), (652, 1012690), (680, 970991), (740, 892262), (782, 844340), (805, 820216), (815, 810152), (851, 775880), (920, 717689), (952, 693565), (1036, 637330), (1141, 578680), (1190, 554852), (1258, 524860), (1288, 512635), (1295, 509864), (1304, 506345), (1480, 446131), (1564, 422170), (1610, 410108), (1630, 405076), (1702, 387940), (1955, 337736), (2072, 318665), (2282, 289340), (2380, 277426), (2516, 262430), (2590, 254932), (2737, 241240), (2771, 238280), (3128, 211085), (3145, 209944), (3220, 205054), (3260, 202538), (3404, 193970), (3749, 176120), (3910, 168868), (4255, 155176), (4403, 149960), (4564, 144670), (4760, 138713), (5032, 131215), (5180, 127466), (5474, 120620), (5542, 119140), (5705, 115736), (5957, 110840), (6031, 109480), (6290, 104972), (6440, 102527), (6520, 101269), (6808, 96985), (7498, 88060), (7820, 84434), (8510, 77588), (8806, 74980), (9128, 72335), (10360, 63733), (10948, 60310), (11084, 59570), (11410, 57868), (11914, 55420), (12062, 54740), (12580, 52486), (13685, 48248), (13855, 47656), (14467, 45640), (14996, 44030), (15640, 42217), (17020, 38794), (17612, 37490), (18745, 35224), (19397, 34040), (21896, 30155), (22015, 29992), (22168, 29785), (22820, 28934), (23828, 27710), (24124, 27370), (25160, 26243)]