221348340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 697591440

約数和(自身を除く): 476243100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 89, 90, 123, 164, 178, 180, 205, 246, 267, 337, 356, 369, 410, 445, 492, 534, 615, 674, 738, 801, 820, 890, 1011, 1068, 1230, 1335, 1348, 1476, 1602, 1685, 1780, 1845, 2022, 2460, 2670, 3033, 3204, 3370, 3649, 3690, 4005, 4044, 5055, 5340, 6066, 6740, 7298, 7380, 8010, 10110, 10947, 12132, 13817, 14596, 15165, 16020, 18245, 20220, 21894, 27634, 29993, 30330, 32841, 36490, 41451, 43788, 54735, 55268, 59986, 60660, 65682, 69085, 72980, 82902, 89979, 109470, 119972, 124353, 131364, 138170, 149965, 164205, 165804, 179958, 207255, 218940, 248706, 269937, 276340, 299930, 328410, 359916, 414510, 449895, 497412, 539874, 599860, 621765, 656820, 829020, 899790, 1079748, 1229713, 1243530, 1349685, 1799580, 2459426, 2487060, 2699370, 3689139, 4918852, 5398740, 6148565, 7378278, 11067417, 12297130, 14756556, 18445695, 22134834, 24594260, 36891390, 44269668, 55337085, 73782780, 110674170, 221348340]

約数ペア:

[(1, 221348340), (2, 110674170), (3, 73782780), (4, 55337085), (5, 44269668), (6, 36891390), (9, 24594260), (10, 22134834), (12, 18445695), (15, 14756556), (18, 12297130), (20, 11067417), (30, 7378278), (36, 6148565), (41, 5398740), (45, 4918852), (60, 3689139), (82, 2699370), (89, 2487060), (90, 2459426), (123, 1799580), (164, 1349685), (178, 1243530), (180, 1229713), (205, 1079748), (246, 899790), (267, 829020), (337, 656820), (356, 621765), (369, 599860), (410, 539874), (445, 497412), (492, 449895), (534, 414510), (615, 359916), (674, 328410), (738, 299930), (801, 276340), (820, 269937), (890, 248706), (1011, 218940), (1068, 207255), (1230, 179958), (1335, 165804), (1348, 164205), (1476, 149965), (1602, 138170), (1685, 131364), (1780, 124353), (1845, 119972), (2022, 109470), (2460, 89979), (2670, 82902), (3033, 72980), (3204, 69085), (3370, 65682), (3649, 60660), (3690, 59986), (4005, 55268), (4044, 54735), (5055, 43788), (5340, 41451), (6066, 36490), (6740, 32841), (7298, 30330), (7380, 29993), (8010, 27634), (10110, 21894), (10947, 20220), (12132, 18245), (13817, 16020), (14596, 15165)]