20153457720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188491}}^1$

素因数の和:188528

約数の個数: 192

約数和(自身を含む): 74099975040

約数和(自身を除く): 53946517320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 648, 660, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1320, 1485, 1620, 1782, 1944, 1980, 2376, 2430, 2673, 2970, 3240, 3564, 3960, 4455, 4860, 5346, 5940, 7128, 8910, 9720, 10692, 11880, 13365, 17820, 21384, 26730, 35640, 53460, 106920, 188491, 376982, 565473, 753964, 942455, 1130946, 1507928, 1696419, 1884910, 2073401, 2261892, 2827365, 3392838, 3769820, 4146802, 4523784, 5089257, 5654730, 6220203, 6785676, 7539640, 8293604, 8482095, 10178514, 10367005, 11309460, 12440406, 13571352, 15267771, 16587208, 16964190, 18660609, 20357028, 20734010, 22618920, 24880812, 25446285, 30535542, 31101015, 33928380, 37321218, 40714056, 41468020, 45803313, 49761624, 50892570, 55981827, 61071084, 62202030, 67856760, 74642436, 76338855, 82936040, 91606626, 93303045, 101785140, 111963654, 122142168, 124404060, 149284872, 152677710, 167945481, 183213252, 186606090, 203570280, 223927308, 229016565, 248808120, 279909135, 305355420, 335890962, 366426504, 373212180, 447854616, 458033130, 503836443, 559818270, 610710840, 671781924, 746424360, 839727405, 916066260, 1007672886, 1119636540, 1343563848, 1679454810, 1832132520, 2015345772, 2239273080, 2519182215, 3358909620, 4030691544, 5038364430, 6717819240, 10076728860, 20153457720]

約数ペア:

[(1, 20153457720), (2, 10076728860), (3, 6717819240), (4, 5038364430), (5, 4030691544), (6, 3358909620), (8, 2519182215), (9, 2239273080), (10, 2015345772), (11, 1832132520), (12, 1679454810), (15, 1343563848), (18, 1119636540), (20, 1007672886), (22, 916066260), (24, 839727405), (27, 746424360), (30, 671781924), (33, 610710840), (36, 559818270), (40, 503836443), (44, 458033130), (45, 447854616), (54, 373212180), (55, 366426504), (60, 335890962), (66, 305355420), (72, 279909135), (81, 248808120), (88, 229016565), (90, 223927308), (99, 203570280), (108, 186606090), (110, 183213252), (120, 167945481), (132, 152677710), (135, 149284872), (162, 124404060), (165, 122142168), (180, 111963654), (198, 101785140), (216, 93303045), (220, 91606626), (243, 82936040), (264, 76338855), (270, 74642436), (297, 67856760), (324, 62202030), (330, 61071084), (360, 55981827), (396, 50892570), (405, 49761624), (440, 45803313), (486, 41468020), (495, 40714056), (540, 37321218), (594, 33928380), (648, 31101015), (660, 30535542), (792, 25446285), (810, 24880812), (891, 22618920), (972, 20734010), (990, 20357028), (1080, 18660609), (1188, 16964190), (1215, 16587208), (1320, 15267771), (1485, 13571352), (1620, 12440406), (1782, 11309460), (1944, 10367005), (1980, 10178514), (2376, 8482095), (2430, 8293604), (2673, 7539640), (2970, 6785676), (3240, 6220203), (3564, 5654730), (3960, 5089257), (4455, 4523784), (4860, 4146802), (5346, 3769820), (5940, 3392838), (7128, 2827365), (8910, 2261892), (9720, 2073401), (10692, 1884910), (11880, 1696419), (13365, 1507928), (17820, 1130946), (21384, 942455), (26730, 753964), (35640, 565473), (53460, 376982), (106920, 188491)]