145140772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 311846976

約数和(自身を除く): 166706204

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 83, 133, 166, 173, 266, 332, 346, 361, 532, 581, 692, 722, 1162, 1211, 1444, 1577, 2324, 2422, 2527, 3154, 3287, 4844, 5054, 6308, 6574, 10108, 11039, 13148, 14359, 22078, 23009, 28718, 29963, 44156, 46018, 57436, 59926, 62453, 92036, 100513, 119852, 124906, 201026, 209741, 249812, 272821, 402052, 419482, 437171, 545642, 838964, 874342, 1091284, 1748684, 1909747, 3819494, 5183599, 7638988, 10367198, 20734396, 36285193, 72570386, 145140772]

約数ペア:

[(1, 145140772), (2, 72570386), (4, 36285193), (7, 20734396), (14, 10367198), (19, 7638988), (28, 5183599), (38, 3819494), (76, 1909747), (83, 1748684), (133, 1091284), (166, 874342), (173, 838964), (266, 545642), (332, 437171), (346, 419482), (361, 402052), (532, 272821), (581, 249812), (692, 209741), (722, 201026), (1162, 124906), (1211, 119852), (1444, 100513), (1577, 92036), (2324, 62453), (2422, 59926), (2527, 57436), (3154, 46018), (3287, 44156), (4844, 29963), (5054, 28718), (6308, 23009), (6574, 22078), (10108, 14359), (11039, 13148)]