178939872

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:705

約数の個数: 144

約数和(自身を含む): 546633360

約数和(自身を除く): 367693488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 53, 57, 72, 76, 96, 106, 114, 144, 152, 159, 171, 212, 228, 288, 304, 318, 342, 424, 456, 477, 608, 617, 636, 684, 848, 912, 954, 1007, 1234, 1272, 1368, 1696, 1824, 1851, 1908, 2014, 2468, 2544, 2736, 3021, 3702, 3816, 4028, 4936, 5088, 5472, 5553, 6042, 7404, 7632, 8056, 9063, 9872, 11106, 11723, 12084, 14808, 15264, 16112, 18126, 19744, 22212, 23446, 24168, 29616, 32224, 32701, 35169, 36252, 44424, 46892, 48336, 59232, 65402, 70338, 72504, 88848, 93784, 96672, 98103, 105507, 130804, 140676, 145008, 177696, 187568, 196206, 211014, 261608, 281352, 290016, 294309, 375136, 392412, 422028, 523216, 562704, 588618, 621319, 784824, 844056, 1046432, 1125408, 1177236, 1242638, 1569648, 1688112, 1863957, 2354472, 2485276, 3139296, 3376224, 3727914, 4708944, 4970552, 5591871, 7455828, 9417888, 9941104, 11183742, 14911656, 19882208, 22367484, 29823312, 44734968, 59646624, 89469936, 178939872]

約数ペア:

[(1, 178939872), (2, 89469936), (3, 59646624), (4, 44734968), (6, 29823312), (8, 22367484), (9, 19882208), (12, 14911656), (16, 11183742), (18, 9941104), (19, 9417888), (24, 7455828), (32, 5591871), (36, 4970552), (38, 4708944), (48, 3727914), (53, 3376224), (57, 3139296), (72, 2485276), (76, 2354472), (96, 1863957), (106, 1688112), (114, 1569648), (144, 1242638), (152, 1177236), (159, 1125408), (171, 1046432), (212, 844056), (228, 784824), (288, 621319), (304, 588618), (318, 562704), (342, 523216), (424, 422028), (456, 392412), (477, 375136), (608, 294309), (617, 290016), (636, 281352), (684, 261608), (848, 211014), (912, 196206), (954, 187568), (1007, 177696), (1234, 145008), (1272, 140676), (1368, 130804), (1696, 105507), (1824, 98103), (1851, 96672), (1908, 93784), (2014, 88848), (2468, 72504), (2544, 70338), (2736, 65402), (3021, 59232), (3702, 48336), (3816, 46892), (4028, 44424), (4936, 36252), (5088, 35169), (5472, 32701), (5553, 32224), (6042, 29616), (7404, 24168), (7632, 23446), (8056, 22212), (9063, 19744), (9872, 18126), (11106, 16112), (11723, 15264), (12084, 14808)]