101438720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 264411840

約数和(自身を除く): 162973120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 97, 128, 152, 160, 172, 190, 194, 215, 256, 304, 320, 344, 380, 388, 430, 485, 608, 640, 688, 760, 776, 817, 860, 970, 1216, 1280, 1376, 1520, 1552, 1634, 1720, 1843, 1940, 2432, 2752, 3040, 3104, 3268, 3440, 3686, 3880, 4085, 4171, 4864, 5504, 6080, 6208, 6536, 6880, 7372, 7760, 8170, 8342, 9215, 11008, 12160, 12416, 13072, 13760, 14744, 15520, 16340, 16684, 18430, 20855, 24320, 24832, 26144, 27520, 29488, 31040, 32680, 33368, 36860, 41710, 52288, 55040, 58976, 62080, 65360, 66736, 73720, 79249, 83420, 104576, 117952, 124160, 130720, 133472, 147440, 158498, 166840, 209152, 235904, 261440, 266944, 294880, 316996, 333680, 396245, 471808, 522880, 533888, 589760, 633992, 667360, 792490, 1045760, 1067776, 1179520, 1267984, 1334720, 1584980, 2359040, 2535968, 2669440, 3169960, 5071936, 5338880, 6339920, 10143872, 12679840, 20287744, 25359680, 50719360, 101438720]

約数ペア:

[(1, 101438720), (2, 50719360), (4, 25359680), (5, 20287744), (8, 12679840), (10, 10143872), (16, 6339920), (19, 5338880), (20, 5071936), (32, 3169960), (38, 2669440), (40, 2535968), (43, 2359040), (64, 1584980), (76, 1334720), (80, 1267984), (86, 1179520), (95, 1067776), (97, 1045760), (128, 792490), (152, 667360), (160, 633992), (172, 589760), (190, 533888), (194, 522880), (215, 471808), (256, 396245), (304, 333680), (320, 316996), (344, 294880), (380, 266944), (388, 261440), (430, 235904), (485, 209152), (608, 166840), (640, 158498), (688, 147440), (760, 133472), (776, 130720), (817, 124160), (860, 117952), (970, 104576), (1216, 83420), (1280, 79249), (1376, 73720), (1520, 66736), (1552, 65360), (1634, 62080), (1720, 58976), (1843, 55040), (1940, 52288), (2432, 41710), (2752, 36860), (3040, 33368), (3104, 32680), (3268, 31040), (3440, 29488), (3686, 27520), (3880, 26144), (4085, 24832), (4171, 24320), (4864, 20855), (5504, 18430), (6080, 16684), (6208, 16340), (6536, 15520), (6880, 14744), (7372, 13760), (7760, 13072), (8170, 12416), (8342, 12160), (9215, 11008)]