198904920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3793}}^1$

素因数の和:3849

約数の個数: 128

約数和(自身を含む): 655603200

約数和(自身を除く): 456698280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 3793, 4370, 5244, 6555, 7586, 8740, 10488, 11379, 13110, 15172, 17480, 18965, 22758, 26220, 30344, 37930, 45516, 52440, 56895, 72067, 75860, 87239, 91032, 113790, 144134, 151720, 174478, 216201, 227580, 261717, 288268, 348956, 360335, 432402, 436195, 455160, 523434, 576536, 697912, 720670, 864804, 872390, 1046868, 1081005, 1308585, 1441340, 1657541, 1729608, 1744780, 2093736, 2162010, 2617170, 2882680, 3315082, 3489560, 4324020, 4972623, 5234340, 6630164, 8287705, 8648040, 9945246, 10468680, 13260328, 16575410, 19890492, 24863115, 33150820, 39780984, 49726230, 66301640, 99452460, 198904920]

約数ペア:

[(1, 198904920), (2, 99452460), (3, 66301640), (4, 49726230), (5, 39780984), (6, 33150820), (8, 24863115), (10, 19890492), (12, 16575410), (15, 13260328), (19, 10468680), (20, 9945246), (23, 8648040), (24, 8287705), (30, 6630164), (38, 5234340), (40, 4972623), (46, 4324020), (57, 3489560), (60, 3315082), (69, 2882680), (76, 2617170), (92, 2162010), (95, 2093736), (114, 1744780), (115, 1729608), (120, 1657541), (138, 1441340), (152, 1308585), (184, 1081005), (190, 1046868), (228, 872390), (230, 864804), (276, 720670), (285, 697912), (345, 576536), (380, 523434), (437, 455160), (456, 436195), (460, 432402), (552, 360335), (570, 348956), (690, 288268), (760, 261717), (874, 227580), (920, 216201), (1140, 174478), (1311, 151720), (1380, 144134), (1748, 113790), (2185, 91032), (2280, 87239), (2622, 75860), (2760, 72067), (3496, 56895), (3793, 52440), (4370, 45516), (5244, 37930), (6555, 30344), (7586, 26220), (8740, 22758), (10488, 18965), (11379, 17480), (13110, 15172)]