13321440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2$

素因数の和:90

約数の個数: 216

約数和(自身を含む): 51361128

約数和(自身を除く): 38039688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 32, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 96, 99, 110, 116, 120, 132, 144, 145, 160, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 288, 290, 319, 330, 348, 352, 360, 396, 435, 440, 464, 480, 495, 522, 528, 580, 638, 660, 696, 720, 792, 841, 870, 880, 928, 957, 990, 1044, 1056, 1160, 1276, 1305, 1320, 1392, 1440, 1584, 1595, 1682, 1740, 1760, 1914, 1980, 2088, 2320, 2523, 2552, 2610, 2640, 2784, 2871, 3168, 3190, 3364, 3480, 3828, 3960, 4176, 4205, 4640, 4785, 5046, 5104, 5220, 5280, 5742, 6380, 6728, 6960, 7569, 7656, 7920, 8352, 8410, 9251, 9570, 10092, 10208, 10440, 11484, 12615, 12760, 13456, 13920, 14355, 15138, 15312, 15840, 16820, 18502, 19140, 20184, 20880, 22968, 25230, 25520, 26912, 27753, 28710, 30276, 30624, 33640, 37004, 37845, 38280, 40368, 41760, 45936, 46255, 50460, 51040, 55506, 57420, 60552, 67280, 74008, 75690, 76560, 80736, 83259, 91872, 92510, 100920, 111012, 114840, 121104, 134560, 138765, 148016, 151380, 153120, 166518, 185020, 201840, 222024, 229680, 242208, 277530, 296032, 302760, 333036, 370040, 403680, 416295, 444048, 459360, 555060, 605520, 666072, 740080, 832590, 888096, 1110120, 1211040, 1332144, 1480160, 1665180, 2220240, 2664288, 3330360, 4440480, 6660720, 13321440]

約数ペア:

[(1, 13321440), (2, 6660720), (3, 4440480), (4, 3330360), (5, 2664288), (6, 2220240), (8, 1665180), (9, 1480160), (10, 1332144), (11, 1211040), (12, 1110120), (15, 888096), (16, 832590), (18, 740080), (20, 666072), (22, 605520), (24, 555060), (29, 459360), (30, 444048), (32, 416295), (33, 403680), (36, 370040), (40, 333036), (44, 302760), (45, 296032), (48, 277530), (55, 242208), (58, 229680), (60, 222024), (66, 201840), (72, 185020), (80, 166518), (87, 153120), (88, 151380), (90, 148016), (96, 138765), (99, 134560), (110, 121104), (116, 114840), (120, 111012), (132, 100920), (144, 92510), (145, 91872), (160, 83259), (165, 80736), (174, 76560), (176, 75690), (180, 74008), (198, 67280), (220, 60552), (232, 57420), (240, 55506), (261, 51040), (264, 50460), (288, 46255), (290, 45936), (319, 41760), (330, 40368), (348, 38280), (352, 37845), (360, 37004), (396, 33640), (435, 30624), (440, 30276), (464, 28710), (480, 27753), (495, 26912), (522, 25520), (528, 25230), (580, 22968), (638, 20880), (660, 20184), (696, 19140), (720, 18502), (792, 16820), (841, 15840), (870, 15312), (880, 15138), (928, 14355), (957, 13920), (990, 13456), (1044, 12760), (1056, 12615), (1160, 11484), (1276, 10440), (1305, 10208), (1320, 10092), (1392, 9570), (1440, 9251), (1584, 8410), (1595, 8352), (1682, 7920), (1740, 7656), (1760, 7569), (1914, 6960), (1980, 6728), (2088, 6380), (2320, 5742), (2523, 5280), (2552, 5220), (2610, 5104), (2640, 5046), (2784, 4785), (2871, 4640), (3168, 4205), (3190, 4176), (3364, 3960), (3480, 3828)]