199099120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3709}}^1$

素因数の和:3794

約数の個数: 80

約数和(自身を含む): 513404640

約数和(自身を除く): 314305520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 3709, 4880, 5368, 6710, 7418, 10736, 13420, 14836, 18545, 26840, 29672, 37090, 40799, 53680, 59344, 74180, 81598, 148360, 163196, 203995, 226249, 296720, 326392, 407990, 452498, 652784, 815980, 904996, 1131245, 1631960, 1809992, 2262490, 2488739, 3263920, 3619984, 4524980, 4977478, 9049960, 9954956, 12443695, 18099920, 19909912, 24887390, 39819824, 49774780, 99549560, 199099120]

約数ペア:

[(1, 199099120), (2, 99549560), (4, 49774780), (5, 39819824), (8, 24887390), (10, 19909912), (11, 18099920), (16, 12443695), (20, 9954956), (22, 9049960), (40, 4977478), (44, 4524980), (55, 3619984), (61, 3263920), (80, 2488739), (88, 2262490), (110, 1809992), (122, 1631960), (176, 1131245), (220, 904996), (244, 815980), (305, 652784), (440, 452498), (488, 407990), (610, 326392), (671, 296720), (880, 226249), (976, 203995), (1220, 163196), (1342, 148360), (2440, 81598), (2684, 74180), (3355, 59344), (3709, 53680), (4880, 40799), (5368, 37090), (6710, 29672), (7418, 26840), (10736, 18545), (13420, 14836)]