72974520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 248814720

約数和(自身を除く): 175840200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 101, 108, 120, 135, 162, 180, 202, 216, 223, 270, 303, 324, 360, 404, 405, 446, 505, 540, 606, 648, 669, 808, 810, 892, 909, 1010, 1080, 1115, 1212, 1338, 1515, 1620, 1784, 1818, 2007, 2020, 2230, 2424, 2676, 2727, 3030, 3240, 3345, 3636, 4014, 4040, 4460, 4545, 5352, 5454, 6021, 6060, 6690, 7272, 8028, 8181, 8920, 9090, 10035, 10908, 12042, 12120, 13380, 13635, 16056, 16362, 18063, 18180, 20070, 21816, 22523, 24084, 26760, 27270, 30105, 32724, 36126, 36360, 40140, 40905, 45046, 48168, 54540, 60210, 65448, 67569, 72252, 80280, 81810, 90092, 90315, 109080, 112615, 120420, 135138, 144504, 163620, 180184, 180630, 202707, 225230, 240840, 270276, 327240, 337845, 361260, 405414, 450460, 540552, 608121, 675690, 722520, 810828, 900920, 1013535, 1216242, 1351380, 1621656, 1824363, 2027070, 2432484, 2702760, 3040605, 3648726, 4054140, 4864968, 6081210, 7297452, 8108280, 9121815, 12162420, 14594904, 18243630, 24324840, 36487260, 72974520]

約数ペア:

[(1, 72974520), (2, 36487260), (3, 24324840), (4, 18243630), (5, 14594904), (6, 12162420), (8, 9121815), (9, 8108280), (10, 7297452), (12, 6081210), (15, 4864968), (18, 4054140), (20, 3648726), (24, 3040605), (27, 2702760), (30, 2432484), (36, 2027070), (40, 1824363), (45, 1621656), (54, 1351380), (60, 1216242), (72, 1013535), (81, 900920), (90, 810828), (101, 722520), (108, 675690), (120, 608121), (135, 540552), (162, 450460), (180, 405414), (202, 361260), (216, 337845), (223, 327240), (270, 270276), (303, 240840), (324, 225230), (360, 202707), (404, 180630), (405, 180184), (446, 163620), (505, 144504), (540, 135138), (606, 120420), (648, 112615), (669, 109080), (808, 90315), (810, 90092), (892, 81810), (909, 80280), (1010, 72252), (1080, 67569), (1115, 65448), (1212, 60210), (1338, 54540), (1515, 48168), (1620, 45046), (1784, 40905), (1818, 40140), (2007, 36360), (2020, 36126), (2230, 32724), (2424, 30105), (2676, 27270), (2727, 26760), (3030, 24084), (3240, 22523), (3345, 21816), (3636, 20070), (4014, 18180), (4040, 18063), (4460, 16362), (4545, 16056), (5352, 13635), (5454, 13380), (6021, 12120), (6060, 12042), (6690, 10908), (7272, 10035), (8028, 9090), (8181, 8920)]