19604640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 50068320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 47, 48, 55, 60, 66, 79, 80, 88, 94, 96, 110, 120, 132, 141, 158, 160, 165, 176, 188, 220, 235, 237, 240, 264, 282, 316, 330, 352, 376, 395, 440, 470, 474, 480, 517, 528, 564, 632, 660, 705, 752, 790, 869, 880, 940, 948, 1034, 1056, 1128, 1185, 1264, 1320, 1410, 1504, 1551, 1580, 1738, 1760, 1880, 1896, 2068, 2256, 2370, 2528, 2585, 2607, 2640, 2820, 3102, 3160, 3476, 3713, 3760, 3792, 4136, 4345, 4512, 4740, 5170, 5214, 5280, 5640, 6204, 6320, 6952, 7426, 7520, 7584, 7755, 8272, 8690, 9480, 10340, 10428, 11139, 11280, 12408, 12640, 13035, 13904, 14852, 15510, 16544, 17380, 18565, 18960, 20680, 20856, 22278, 22560, 24816, 26070, 27808, 29704, 31020, 34760, 37130, 37920, 40843, 41360, 41712, 44556, 49632, 52140, 55695, 59408, 62040, 69520, 74260, 81686, 82720, 83424, 89112, 104280, 111390, 118816, 122529, 124080, 139040, 148520, 163372, 178224, 204215, 208560, 222780, 245058, 248160, 297040, 326744, 356448, 408430, 417120, 445560, 490116, 594080, 612645, 653488, 816860, 891120, 980232, 1225290, 1306976, 1633720, 1782240, 1960464, 2450580, 3267440, 3920928, 4901160, 6534880, 9802320, 19604640]

約数ペア:

[(1, 19604640), (2, 9802320), (3, 6534880), (4, 4901160), (5, 3920928), (6, 3267440), (8, 2450580), (10, 1960464), (11, 1782240), (12, 1633720), (15, 1306976), (16, 1225290), (20, 980232), (22, 891120), (24, 816860), (30, 653488), (32, 612645), (33, 594080), (40, 490116), (44, 445560), (47, 417120), (48, 408430), (55, 356448), (60, 326744), (66, 297040), (79, 248160), (80, 245058), (88, 222780), (94, 208560), (96, 204215), (110, 178224), (120, 163372), (132, 148520), (141, 139040), (158, 124080), (160, 122529), (165, 118816), (176, 111390), (188, 104280), (220, 89112), (235, 83424), (237, 82720), (240, 81686), (264, 74260), (282, 69520), (316, 62040), (330, 59408), (352, 55695), (376, 52140), (395, 49632), (440, 44556), (470, 41712), (474, 41360), (480, 40843), (517, 37920), (528, 37130), (564, 34760), (632, 31020), (660, 29704), (705, 27808), (752, 26070), (790, 24816), (869, 22560), (880, 22278), (940, 20856), (948, 20680), (1034, 18960), (1056, 18565), (1128, 17380), (1185, 16544), (1264, 15510), (1320, 14852), (1410, 13904), (1504, 13035), (1551, 12640), (1580, 12408), (1738, 11280), (1760, 11139), (1880, 10428), (1896, 10340), (2068, 9480), (2256, 8690), (2370, 8272), (2528, 7755), (2585, 7584), (2607, 7520), (2640, 7426), (2820, 6952), (3102, 6320), (3160, 6204), (3476, 5640), (3713, 5280), (3760, 5214), (3792, 5170), (4136, 4740), (4345, 4512)]