77226640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 201504960

約数和(自身を除く): 124278320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 47, 76, 80, 92, 94, 95, 115, 152, 184, 188, 190, 230, 235, 304, 368, 376, 380, 437, 460, 470, 752, 760, 874, 893, 920, 940, 1081, 1520, 1748, 1786, 1840, 1880, 2162, 2185, 2209, 3496, 3572, 3760, 4324, 4370, 4418, 4465, 5405, 6992, 7144, 8648, 8740, 8836, 8930, 10810, 11045, 14288, 17296, 17480, 17672, 17860, 20539, 21620, 22090, 34960, 35344, 35720, 41078, 41971, 43240, 44180, 50807, 71440, 82156, 83942, 86480, 88360, 101614, 102695, 164312, 167884, 176720, 203228, 205390, 209855, 254035, 328624, 335768, 406456, 410780, 419710, 508070, 671536, 812912, 821560, 839420, 965333, 1016140, 1643120, 1678840, 1930666, 2032280, 3357680, 3861332, 4064560, 4826665, 7722664, 9653330, 15445328, 19306660, 38613320, 77226640]

約数ペア:

[(1, 77226640), (2, 38613320), (4, 19306660), (5, 15445328), (8, 9653330), (10, 7722664), (16, 4826665), (19, 4064560), (20, 3861332), (23, 3357680), (38, 2032280), (40, 1930666), (46, 1678840), (47, 1643120), (76, 1016140), (80, 965333), (92, 839420), (94, 821560), (95, 812912), (115, 671536), (152, 508070), (184, 419710), (188, 410780), (190, 406456), (230, 335768), (235, 328624), (304, 254035), (368, 209855), (376, 205390), (380, 203228), (437, 176720), (460, 167884), (470, 164312), (752, 102695), (760, 101614), (874, 88360), (893, 86480), (920, 83942), (940, 82156), (1081, 71440), (1520, 50807), (1748, 44180), (1786, 43240), (1840, 41971), (1880, 41078), (2162, 35720), (2185, 35344), (2209, 34960), (3496, 22090), (3572, 21620), (3760, 20539), (4324, 17860), (4370, 17672), (4418, 17480), (4465, 17296), (5405, 14288), (6992, 11045), (7144, 10810), (8648, 8930), (8740, 8836)]