209749440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^2$

素因数の和:207

約数の個数: 168

約数和(自身を含む): 691670448

約数和(自身を除く): 481921008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 73, 80, 82, 96, 120, 123, 146, 160, 164, 192, 205, 219, 240, 246, 292, 320, 328, 365, 410, 438, 480, 492, 584, 615, 656, 730, 820, 876, 960, 984, 1095, 1168, 1230, 1312, 1460, 1640, 1752, 1968, 2190, 2336, 2460, 2624, 2920, 2993, 3280, 3504, 3936, 4380, 4672, 4920, 5329, 5840, 5986, 6560, 7008, 7872, 8760, 8979, 9840, 10658, 11680, 11972, 13120, 14016, 14965, 15987, 17520, 17958, 19680, 21316, 23360, 23944, 26645, 29930, 31974, 35040, 35916, 39360, 42632, 44895, 47888, 53290, 59860, 63948, 70080, 71832, 79935, 85264, 89790, 95776, 106580, 119720, 127896, 143664, 159870, 170528, 179580, 191552, 213160, 218489, 239440, 255792, 287328, 319740, 341056, 359160, 426320, 436978, 478880, 511584, 574656, 639480, 655467, 718320, 852640, 873956, 957760, 1023168, 1092445, 1278960, 1310934, 1436640, 1705280, 1747912, 2184890, 2557920, 2621868, 2873280, 3277335, 3495824, 4369780, 5115840, 5243736, 6554670, 6991648, 8739560, 10487472, 13109340, 13983296, 17479120, 20974944, 26218680, 34958240, 41949888, 52437360, 69916480, 104874720, 209749440]

約数ペア:

[(1, 209749440), (2, 104874720), (3, 69916480), (4, 52437360), (5, 41949888), (6, 34958240), (8, 26218680), (10, 20974944), (12, 17479120), (15, 13983296), (16, 13109340), (20, 10487472), (24, 8739560), (30, 6991648), (32, 6554670), (40, 5243736), (41, 5115840), (48, 4369780), (60, 3495824), (64, 3277335), (73, 2873280), (80, 2621868), (82, 2557920), (96, 2184890), (120, 1747912), (123, 1705280), (146, 1436640), (160, 1310934), (164, 1278960), (192, 1092445), (205, 1023168), (219, 957760), (240, 873956), (246, 852640), (292, 718320), (320, 655467), (328, 639480), (365, 574656), (410, 511584), (438, 478880), (480, 436978), (492, 426320), (584, 359160), (615, 341056), (656, 319740), (730, 287328), (820, 255792), (876, 239440), (960, 218489), (984, 213160), (1095, 191552), (1168, 179580), (1230, 170528), (1312, 159870), (1460, 143664), (1640, 127896), (1752, 119720), (1968, 106580), (2190, 95776), (2336, 89790), (2460, 85264), (2624, 79935), (2920, 71832), (2993, 70080), (3280, 63948), (3504, 59860), (3936, 53290), (4380, 47888), (4672, 44895), (4920, 42632), (5329, 39360), (5840, 35916), (5986, 35040), (6560, 31974), (7008, 29930), (7872, 26645), (8760, 23944), (8979, 23360), (9840, 21316), (10658, 19680), (11680, 17958), (11972, 17520), (13120, 15987), (14016, 14965)]