281632960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2214

約数の個数: 112

約数和(自身を含む): 779800320

約数和(自身を除く): 498167360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 64, 70, 80, 112, 118, 140, 160, 224, 236, 280, 295, 320, 413, 448, 472, 560, 590, 826, 944, 1120, 1180, 1652, 1888, 2065, 2131, 2240, 2360, 3304, 3776, 4130, 4262, 4720, 6608, 8260, 8524, 9440, 10655, 13216, 14917, 16520, 17048, 18880, 21310, 26432, 29834, 33040, 34096, 42620, 59668, 66080, 68192, 74585, 85240, 119336, 125729, 132160, 136384, 149170, 170480, 238672, 251458, 298340, 340960, 477344, 502916, 596680, 628645, 681920, 880103, 954688, 1005832, 1193360, 1257290, 1760206, 2011664, 2386720, 2514580, 3520412, 4023328, 4400515, 4773440, 5029160, 7040824, 8046656, 8801030, 10058320, 14081648, 17602060, 20116640, 28163296, 35204120, 40233280, 56326592, 70408240, 140816480, 281632960]

約数ペア:

[(1, 281632960), (2, 140816480), (4, 70408240), (5, 56326592), (7, 40233280), (8, 35204120), (10, 28163296), (14, 20116640), (16, 17602060), (20, 14081648), (28, 10058320), (32, 8801030), (35, 8046656), (40, 7040824), (56, 5029160), (59, 4773440), (64, 4400515), (70, 4023328), (80, 3520412), (112, 2514580), (118, 2386720), (140, 2011664), (160, 1760206), (224, 1257290), (236, 1193360), (280, 1005832), (295, 954688), (320, 880103), (413, 681920), (448, 628645), (472, 596680), (560, 502916), (590, 477344), (826, 340960), (944, 298340), (1120, 251458), (1180, 238672), (1652, 170480), (1888, 149170), (2065, 136384), (2131, 132160), (2240, 125729), (2360, 119336), (3304, 85240), (3776, 74585), (4130, 68192), (4262, 66080), (4720, 59668), (6608, 42620), (8260, 34096), (8524, 33040), (9440, 29834), (10655, 26432), (13216, 21310), (14917, 18880), (16520, 17048)]