19836960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:76

約数の個数: 288

約数和(自身を含む): 77982912

約数和(自身を除く): 58145952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 17, 20, 22, 24, 26, 30, 32, 33, 34, 39, 40, 44, 48, 51, 52, 55, 60, 65, 66, 68, 78, 80, 85, 88, 96, 102, 104, 110, 120, 130, 132, 136, 143, 156, 160, 165, 170, 176, 187, 195, 204, 208, 220, 221, 240, 255, 260, 264, 272, 286, 289, 312, 330, 340, 352, 374, 390, 408, 416, 429, 440, 442, 480, 510, 520, 528, 544, 561, 572, 578, 624, 660, 663, 680, 715, 748, 780, 816, 858, 867, 880, 884, 935, 1020, 1040, 1056, 1105, 1122, 1144, 1156, 1248, 1320, 1326, 1360, 1430, 1445, 1496, 1560, 1632, 1716, 1734, 1760, 1768, 1870, 2040, 2080, 2145, 2210, 2244, 2288, 2312, 2431, 2640, 2652, 2720, 2805, 2860, 2890, 2992, 3120, 3179, 3315, 3432, 3468, 3536, 3740, 3757, 4080, 4290, 4335, 4420, 4488, 4576, 4624, 4862, 5280, 5304, 5610, 5720, 5780, 5984, 6240, 6358, 6630, 6864, 6936, 7072, 7293, 7480, 7514, 8160, 8580, 8670, 8840, 8976, 9248, 9537, 9724, 10608, 11220, 11271, 11440, 11560, 12155, 12716, 13260, 13728, 13872, 14586, 14960, 15028, 15895, 17160, 17340, 17680, 17952, 18785, 19074, 19448, 21216, 22440, 22542, 22880, 23120, 24310, 25432, 26520, 27744, 29172, 29920, 30056, 31790, 34320, 34680, 35360, 36465, 37570, 38148, 38896, 41327, 44880, 45084, 46240, 47685, 48620, 50864, 53040, 56355, 58344, 60112, 63580, 68640, 69360, 72930, 75140, 76296, 77792, 82654, 89760, 90168, 95370, 97240, 101728, 106080, 112710, 116688, 120224, 123981, 127160, 138720, 145860, 150280, 152592, 165308, 180336, 190740, 194480, 206635, 225420, 233376, 247962, 254320, 291720, 300560, 305184, 330616, 360672, 381480, 388960, 413270, 450840, 495924, 508640, 583440, 601120, 619905, 661232, 762960, 826540, 901680, 991848, 1166880, 1239810, 1322464, 1525920, 1653080, 1803360, 1983696, 2479620, 3306160, 3967392, 4959240, 6612320, 9918480, 19836960]

約数ペア:

[(1, 19836960), (2, 9918480), (3, 6612320), (4, 4959240), (5, 3967392), (6, 3306160), (8, 2479620), (10, 1983696), (11, 1803360), (12, 1653080), (13, 1525920), (15, 1322464), (16, 1239810), (17, 1166880), (20, 991848), (22, 901680), (24, 826540), (26, 762960), (30, 661232), (32, 619905), (33, 601120), (34, 583440), (39, 508640), (40, 495924), (44, 450840), (48, 413270), (51, 388960), (52, 381480), (55, 360672), (60, 330616), (65, 305184), (66, 300560), (68, 291720), (78, 254320), (80, 247962), (85, 233376), (88, 225420), (96, 206635), (102, 194480), (104, 190740), (110, 180336), (120, 165308), (130, 152592), (132, 150280), (136, 145860), (143, 138720), (156, 127160), (160, 123981), (165, 120224), (170, 116688), (176, 112710), (187, 106080), (195, 101728), (204, 97240), (208, 95370), (220, 90168), (221, 89760), (240, 82654), (255, 77792), (260, 76296), (264, 75140), (272, 72930), (286, 69360), (289, 68640), (312, 63580), (330, 60112), (340, 58344), (352, 56355), (374, 53040), (390, 50864), (408, 48620), (416, 47685), (429, 46240), (440, 45084), (442, 44880), (480, 41327), (510, 38896), (520, 38148), (528, 37570), (544, 36465), (561, 35360), (572, 34680), (578, 34320), (624, 31790), (660, 30056), (663, 29920), (680, 29172), (715, 27744), (748, 26520), (780, 25432), (816, 24310), (858, 23120), (867, 22880), (880, 22542), (884, 22440), (935, 21216), (1020, 19448), (1040, 19074), (1056, 18785), (1105, 17952), (1122, 17680), (1144, 17340), (1156, 17160), (1248, 15895), (1320, 15028), (1326, 14960), (1360, 14586), (1430, 13872), (1445, 13728), (1496, 13260), (1560, 12716), (1632, 12155), (1716, 11560), (1734, 11440), (1760, 11271), (1768, 11220), (1870, 10608), (2040, 9724), (2080, 9537), (2145, 9248), (2210, 8976), (2244, 8840), (2288, 8670), (2312, 8580), (2431, 8160), (2640, 7514), (2652, 7480), (2720, 7293), (2805, 7072), (2860, 6936), (2890, 6864), (2992, 6630), (3120, 6358), (3179, 6240), (3315, 5984), (3432, 5780), (3468, 5720), (3536, 5610), (3740, 5304), (3757, 5280), (4080, 4862), (4290, 4624), (4335, 4576), (4420, 4488)]