221272080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 160

約数和(自身を含む): 712454400

約数和(自身を除く): 491182320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 113, 120, 123, 164, 199, 205, 226, 240, 246, 328, 339, 398, 410, 452, 492, 565, 597, 615, 656, 678, 796, 820, 904, 984, 995, 1130, 1194, 1230, 1356, 1592, 1640, 1695, 1808, 1968, 1990, 2260, 2388, 2460, 2712, 2985, 3184, 3280, 3390, 3980, 4520, 4633, 4776, 4920, 5424, 5970, 6780, 7960, 8159, 9040, 9266, 9552, 9840, 11940, 13560, 13899, 15920, 16318, 18532, 22487, 23165, 23880, 24477, 27120, 27798, 32636, 37064, 40795, 44974, 46330, 47760, 48954, 55596, 65272, 67461, 69495, 74128, 81590, 89948, 92660, 97908, 111192, 112435, 122385, 130544, 134922, 138990, 163180, 179896, 185320, 195816, 222384, 224870, 244770, 269844, 277980, 326360, 337305, 359792, 370640, 391632, 449740, 489540, 539688, 555960, 652720, 674610, 899480, 921967, 979080, 1079376, 1111920, 1349220, 1798960, 1843934, 1958160, 2698440, 2765901, 3687868, 4609835, 5396880, 5531802, 7375736, 9219670, 11063604, 13829505, 14751472, 18439340, 22127208, 27659010, 36878680, 44254416, 55318020, 73757360, 110636040, 221272080]

約数ペア:

[(1, 221272080), (2, 110636040), (3, 73757360), (4, 55318020), (5, 44254416), (6, 36878680), (8, 27659010), (10, 22127208), (12, 18439340), (15, 14751472), (16, 13829505), (20, 11063604), (24, 9219670), (30, 7375736), (40, 5531802), (41, 5396880), (48, 4609835), (60, 3687868), (80, 2765901), (82, 2698440), (113, 1958160), (120, 1843934), (123, 1798960), (164, 1349220), (199, 1111920), (205, 1079376), (226, 979080), (240, 921967), (246, 899480), (328, 674610), (339, 652720), (398, 555960), (410, 539688), (452, 489540), (492, 449740), (565, 391632), (597, 370640), (615, 359792), (656, 337305), (678, 326360), (796, 277980), (820, 269844), (904, 244770), (984, 224870), (995, 222384), (1130, 195816), (1194, 185320), (1230, 179896), (1356, 163180), (1592, 138990), (1640, 134922), (1695, 130544), (1808, 122385), (1968, 112435), (1990, 111192), (2260, 97908), (2388, 92660), (2460, 89948), (2712, 81590), (2985, 74128), (3184, 69495), (3280, 67461), (3390, 65272), (3980, 55596), (4520, 48954), (4633, 47760), (4776, 46330), (4920, 44974), (5424, 40795), (5970, 37064), (6780, 32636), (7960, 27798), (8159, 27120), (9040, 24477), (9266, 23880), (9552, 23165), (9840, 22487), (11940, 18532), (13560, 16318), (13899, 15920)]