8209140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{379}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 24323040

約数和(自身を除く): 16113900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 379, 380, 570, 722, 758, 1083, 1137, 1140, 1444, 1516, 1805, 1895, 2166, 2274, 3610, 3790, 4332, 4548, 5415, 5685, 7201, 7220, 7580, 10830, 11370, 14402, 21603, 21660, 22740, 28804, 36005, 43206, 72010, 86412, 108015, 136819, 144020, 216030, 273638, 410457, 432060, 547276, 684095, 820914, 1368190, 1641828, 2052285, 2736380, 4104570, 8209140]

約数ペア:

[(1, 8209140), (2, 4104570), (3, 2736380), (4, 2052285), (5, 1641828), (6, 1368190), (10, 820914), (12, 684095), (15, 547276), (19, 432060), (20, 410457), (30, 273638), (38, 216030), (57, 144020), (60, 136819), (76, 108015), (95, 86412), (114, 72010), (190, 43206), (228, 36005), (285, 28804), (361, 22740), (379, 21660), (380, 21603), (570, 14402), (722, 11370), (758, 10830), (1083, 7580), (1137, 7220), (1140, 7201), (1444, 5685), (1516, 5415), (1805, 4548), (1895, 4332), (2166, 3790), (2274, 3610)]