90029440

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 228251520

約数和(自身を除く): 138222080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 64, 73, 80, 82, 94, 128, 146, 160, 164, 188, 205, 235, 292, 320, 328, 365, 376, 410, 470, 584, 640, 656, 730, 752, 820, 940, 1168, 1312, 1460, 1504, 1640, 1880, 1927, 2336, 2624, 2920, 2993, 3008, 3280, 3431, 3760, 3854, 4672, 5248, 5840, 5986, 6016, 6560, 6862, 7520, 7708, 9344, 9635, 11680, 11972, 13120, 13724, 14965, 15040, 15416, 17155, 19270, 23360, 23944, 26240, 27448, 29930, 30080, 30832, 34310, 38540, 46720, 47888, 54896, 59860, 61664, 68620, 77080, 95776, 109792, 119720, 123328, 137240, 140671, 154160, 191552, 219584, 239440, 246656, 274480, 281342, 308320, 383104, 439168, 478880, 548960, 562684, 616640, 703355, 957760, 1097920, 1125368, 1233280, 1406710, 1915520, 2195840, 2250736, 2813420, 4501472, 5626840, 9002944, 11253680, 18005888, 22507360, 45014720, 90029440]

約数ペア:

[(1, 90029440), (2, 45014720), (4, 22507360), (5, 18005888), (8, 11253680), (10, 9002944), (16, 5626840), (20, 4501472), (32, 2813420), (40, 2250736), (41, 2195840), (47, 1915520), (64, 1406710), (73, 1233280), (80, 1125368), (82, 1097920), (94, 957760), (128, 703355), (146, 616640), (160, 562684), (164, 548960), (188, 478880), (205, 439168), (235, 383104), (292, 308320), (320, 281342), (328, 274480), (365, 246656), (376, 239440), (410, 219584), (470, 191552), (584, 154160), (640, 140671), (656, 137240), (730, 123328), (752, 119720), (820, 109792), (940, 95776), (1168, 77080), (1312, 68620), (1460, 61664), (1504, 59860), (1640, 54896), (1880, 47888), (1927, 46720), (2336, 38540), (2624, 34310), (2920, 30832), (2993, 30080), (3008, 29930), (3280, 27448), (3431, 26240), (3760, 23944), (3854, 23360), (4672, 19270), (5248, 17155), (5840, 15416), (5986, 15040), (6016, 14965), (6560, 13724), (6862, 13120), (7520, 11972), (7708, 11680), (9344, 9635)]