178978686

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 412812288

約数和(自身を除く): 233833602

約数列:

[1, 2, 3, 6, 17, 23, 31, 34, 46, 51, 62, 69, 93, 102, 107, 138, 186, 214, 321, 391, 527, 529, 642, 713, 782, 1054, 1058, 1173, 1426, 1581, 1587, 1819, 2139, 2346, 2461, 3162, 3174, 3317, 3638, 4278, 4922, 5457, 6634, 7383, 8993, 9951, 10914, 12121, 14766, 16399, 17986, 19902, 24242, 26979, 32798, 36363, 41837, 49197, 53958, 56389, 56603, 72726, 76291, 83674, 98394, 112778, 113206, 125511, 152582, 169167, 169809, 228873, 251022, 278783, 338334, 339618, 457746, 557566, 836349, 962251, 1296947, 1672698, 1754693, 1924502, 2593894, 2886753, 3509386, 3890841, 5264079, 5773506, 7781682, 10528158, 29829781, 59659562, 89489343, 178978686]

約数ペア:

[(1, 178978686), (2, 89489343), (3, 59659562), (6, 29829781), (17, 10528158), (23, 7781682), (31, 5773506), (34, 5264079), (46, 3890841), (51, 3509386), (62, 2886753), (69, 2593894), (93, 1924502), (102, 1754693), (107, 1672698), (138, 1296947), (186, 962251), (214, 836349), (321, 557566), (391, 457746), (527, 339618), (529, 338334), (642, 278783), (713, 251022), (782, 228873), (1054, 169809), (1058, 169167), (1173, 152582), (1426, 125511), (1581, 113206), (1587, 112778), (1819, 98394), (2139, 83674), (2346, 76291), (2461, 72726), (3162, 56603), (3174, 56389), (3317, 53958), (3638, 49197), (4278, 41837), (4922, 36363), (5457, 32798), (6634, 26979), (7383, 24242), (8993, 19902), (9951, 17986), (10914, 16399), (12121, 14766)]