38839920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:463

約数の個数: 160

約数和(自身を含む): 140229120

約数和(自身を除く): 101389200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 379, 420, 427, 488, 560, 610, 732, 758, 840, 854, 915, 976, 1137, 1220, 1281, 1464, 1516, 1680, 1708, 1830, 1895, 2135, 2274, 2440, 2562, 2653, 2928, 3032, 3416, 3660, 3790, 4270, 4548, 4880, 5124, 5306, 5685, 6064, 6405, 6832, 7320, 7580, 7959, 8540, 9096, 10248, 10612, 11370, 12810, 13265, 14640, 15160, 15918, 17080, 18192, 20496, 21224, 22740, 23119, 25620, 26530, 30320, 31836, 34160, 39795, 42448, 45480, 46238, 51240, 53060, 63672, 69357, 79590, 90960, 92476, 102480, 106120, 115595, 127344, 138714, 159180, 161833, 184952, 212240, 231190, 277428, 318360, 323666, 346785, 369904, 462380, 485499, 554856, 636720, 647332, 693570, 809165, 924760, 970998, 1109712, 1294664, 1387140, 1618330, 1849520, 1941996, 2427495, 2589328, 2774280, 3236660, 3883992, 4854990, 5548560, 6473320, 7767984, 9709980, 12946640, 19419960, 38839920]

約数ペア:

[(1, 38839920), (2, 19419960), (3, 12946640), (4, 9709980), (5, 7767984), (6, 6473320), (7, 5548560), (8, 4854990), (10, 3883992), (12, 3236660), (14, 2774280), (15, 2589328), (16, 2427495), (20, 1941996), (21, 1849520), (24, 1618330), (28, 1387140), (30, 1294664), (35, 1109712), (40, 970998), (42, 924760), (48, 809165), (56, 693570), (60, 647332), (61, 636720), (70, 554856), (80, 485499), (84, 462380), (105, 369904), (112, 346785), (120, 323666), (122, 318360), (140, 277428), (168, 231190), (183, 212240), (210, 184952), (240, 161833), (244, 159180), (280, 138714), (305, 127344), (336, 115595), (366, 106120), (379, 102480), (420, 92476), (427, 90960), (488, 79590), (560, 69357), (610, 63672), (732, 53060), (758, 51240), (840, 46238), (854, 45480), (915, 42448), (976, 39795), (1137, 34160), (1220, 31836), (1281, 30320), (1464, 26530), (1516, 25620), (1680, 23119), (1708, 22740), (1830, 21224), (1895, 20496), (2135, 18192), (2274, 17080), (2440, 15918), (2562, 15160), (2653, 14640), (2928, 13265), (3032, 12810), (3416, 11370), (3660, 10612), (3790, 10248), (4270, 9096), (4548, 8540), (4880, 7959), (5124, 7580), (5306, 7320), (5685, 6832), (6064, 6405)]