18643680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1$

素因数の和:150

約数の個数: 216

約数和(自身を含む): 70584696

約数和(自身を除く): 51941016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 107, 110, 120, 121, 132, 144, 160, 165, 176, 180, 198, 214, 220, 240, 242, 264, 288, 321, 330, 352, 360, 363, 396, 428, 440, 480, 484, 495, 528, 535, 605, 642, 660, 720, 726, 792, 856, 880, 963, 968, 990, 1056, 1070, 1089, 1177, 1210, 1284, 1320, 1440, 1452, 1584, 1605, 1712, 1760, 1815, 1926, 1936, 1980, 2140, 2178, 2354, 2420, 2568, 2640, 2904, 3168, 3210, 3424, 3531, 3630, 3852, 3872, 3960, 4280, 4356, 4708, 4815, 4840, 5136, 5280, 5445, 5808, 5885, 6420, 7062, 7260, 7704, 7920, 8560, 8712, 9416, 9630, 9680, 10272, 10593, 10890, 11616, 11770, 12840, 12947, 14124, 14520, 15408, 15840, 17120, 17424, 17655, 18832, 19260, 19360, 21186, 21780, 23540, 25680, 25894, 28248, 29040, 30816, 34848, 35310, 37664, 38520, 38841, 42372, 43560, 47080, 51360, 51788, 52965, 56496, 58080, 64735, 70620, 77040, 77682, 84744, 87120, 94160, 103576, 105930, 112992, 116523, 129470, 141240, 154080, 155364, 169488, 174240, 188320, 194205, 207152, 211860, 233046, 258940, 282480, 310728, 338976, 388410, 414304, 423720, 466092, 517880, 564960, 582615, 621456, 776820, 847440, 932184, 1035760, 1165230, 1242912, 1553640, 1694880, 1864368, 2071520, 2330460, 3107280, 3728736, 4660920, 6214560, 9321840, 18643680]

約数ペア:

[(1, 18643680), (2, 9321840), (3, 6214560), (4, 4660920), (5, 3728736), (6, 3107280), (8, 2330460), (9, 2071520), (10, 1864368), (11, 1694880), (12, 1553640), (15, 1242912), (16, 1165230), (18, 1035760), (20, 932184), (22, 847440), (24, 776820), (30, 621456), (32, 582615), (33, 564960), (36, 517880), (40, 466092), (44, 423720), (45, 414304), (48, 388410), (55, 338976), (60, 310728), (66, 282480), (72, 258940), (80, 233046), (88, 211860), (90, 207152), (96, 194205), (99, 188320), (107, 174240), (110, 169488), (120, 155364), (121, 154080), (132, 141240), (144, 129470), (160, 116523), (165, 112992), (176, 105930), (180, 103576), (198, 94160), (214, 87120), (220, 84744), (240, 77682), (242, 77040), (264, 70620), (288, 64735), (321, 58080), (330, 56496), (352, 52965), (360, 51788), (363, 51360), (396, 47080), (428, 43560), (440, 42372), (480, 38841), (484, 38520), (495, 37664), (528, 35310), (535, 34848), (605, 30816), (642, 29040), (660, 28248), (720, 25894), (726, 25680), (792, 23540), (856, 21780), (880, 21186), (963, 19360), (968, 19260), (990, 18832), (1056, 17655), (1070, 17424), (1089, 17120), (1177, 15840), (1210, 15408), (1284, 14520), (1320, 14124), (1440, 12947), (1452, 12840), (1584, 11770), (1605, 11616), (1712, 10890), (1760, 10593), (1815, 10272), (1926, 9680), (1936, 9630), (1980, 9416), (2140, 8712), (2178, 8560), (2354, 7920), (2420, 7704), (2568, 7260), (2640, 7062), (2904, 6420), (3168, 5885), (3210, 5808), (3424, 5445), (3531, 5280), (3630, 5136), (3852, 4840), (3872, 4815), (3960, 4708), (4280, 4356)]