31972440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 103968000

約数和(自身を除く): 71995560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 285, 296, 370, 379, 380, 444, 456, 555, 570, 703, 740, 758, 760, 888, 1110, 1137, 1140, 1406, 1480, 1516, 1895, 2109, 2220, 2274, 2280, 2812, 3032, 3515, 3790, 4218, 4440, 4548, 5624, 5685, 7030, 7201, 7580, 8436, 9096, 10545, 11370, 14023, 14060, 14402, 15160, 16872, 21090, 21603, 22740, 28046, 28120, 28804, 36005, 42069, 42180, 43206, 45480, 56092, 57608, 70115, 72010, 84138, 84360, 86412, 108015, 112184, 140230, 144020, 168276, 172824, 210345, 216030, 266437, 280460, 288040, 336552, 420690, 432060, 532874, 560920, 799311, 841380, 864120, 1065748, 1332185, 1598622, 1682760, 2131496, 2664370, 3197244, 3996555, 5328740, 6394488, 7993110, 10657480, 15986220, 31972440]

約数ペア:

[(1, 31972440), (2, 15986220), (3, 10657480), (4, 7993110), (5, 6394488), (6, 5328740), (8, 3996555), (10, 3197244), (12, 2664370), (15, 2131496), (19, 1682760), (20, 1598622), (24, 1332185), (30, 1065748), (37, 864120), (38, 841380), (40, 799311), (57, 560920), (60, 532874), (74, 432060), (76, 420690), (95, 336552), (111, 288040), (114, 280460), (120, 266437), (148, 216030), (152, 210345), (185, 172824), (190, 168276), (222, 144020), (228, 140230), (285, 112184), (296, 108015), (370, 86412), (379, 84360), (380, 84138), (444, 72010), (456, 70115), (555, 57608), (570, 56092), (703, 45480), (740, 43206), (758, 42180), (760, 42069), (888, 36005), (1110, 28804), (1137, 28120), (1140, 28046), (1406, 22740), (1480, 21603), (1516, 21090), (1895, 16872), (2109, 15160), (2220, 14402), (2274, 14060), (2280, 14023), (2812, 11370), (3032, 10545), (3515, 9096), (3790, 8436), (4218, 7580), (4440, 7201), (4548, 7030), (5624, 5685)]