198331760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 539965440

約数和(自身を除く): 341633680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 41, 44, 46, 55, 80, 82, 88, 92, 110, 115, 164, 176, 184, 205, 220, 230, 239, 253, 328, 368, 410, 440, 451, 460, 478, 506, 656, 820, 880, 902, 920, 943, 956, 1012, 1195, 1265, 1640, 1804, 1840, 1886, 1912, 2024, 2255, 2390, 2530, 2629, 3280, 3608, 3772, 3824, 4048, 4510, 4715, 4780, 5060, 5258, 5497, 7216, 7544, 9020, 9430, 9560, 9799, 10120, 10373, 10516, 10994, 13145, 15088, 18040, 18860, 19120, 19598, 20240, 20746, 21032, 21988, 26290, 27485, 36080, 37720, 39196, 41492, 42064, 43976, 48995, 51865, 52580, 54970, 60467, 75440, 78392, 82984, 87952, 97990, 103730, 105160, 107789, 109940, 120934, 156784, 165968, 195980, 207460, 210320, 215578, 219880, 225377, 241868, 302335, 391960, 414920, 431156, 439760, 450754, 483736, 538945, 604670, 783920, 829840, 862312, 901508, 967472, 1077890, 1126885, 1209340, 1724624, 1803016, 2155780, 2253770, 2418680, 2479147, 3606032, 4311560, 4507540, 4837360, 4958294, 8623120, 9015080, 9916588, 12395735, 18030160, 19833176, 24791470, 39666352, 49582940, 99165880, 198331760]

約数ペア:

[(1, 198331760), (2, 99165880), (4, 49582940), (5, 39666352), (8, 24791470), (10, 19833176), (11, 18030160), (16, 12395735), (20, 9916588), (22, 9015080), (23, 8623120), (40, 4958294), (41, 4837360), (44, 4507540), (46, 4311560), (55, 3606032), (80, 2479147), (82, 2418680), (88, 2253770), (92, 2155780), (110, 1803016), (115, 1724624), (164, 1209340), (176, 1126885), (184, 1077890), (205, 967472), (220, 901508), (230, 862312), (239, 829840), (253, 783920), (328, 604670), (368, 538945), (410, 483736), (440, 450754), (451, 439760), (460, 431156), (478, 414920), (506, 391960), (656, 302335), (820, 241868), (880, 225377), (902, 219880), (920, 215578), (943, 210320), (956, 207460), (1012, 195980), (1195, 165968), (1265, 156784), (1640, 120934), (1804, 109940), (1840, 107789), (1886, 105160), (1912, 103730), (2024, 97990), (2255, 87952), (2390, 82984), (2530, 78392), (2629, 75440), (3280, 60467), (3608, 54970), (3772, 52580), (3824, 51865), (4048, 48995), (4510, 43976), (4715, 42064), (4780, 41492), (5060, 39196), (5258, 37720), (5497, 36080), (7216, 27485), (7544, 26290), (9020, 21988), (9430, 21032), (9560, 20746), (9799, 20240), (10120, 19598), (10373, 19120), (10516, 18860), (10994, 18040), (13145, 15088)]