219030960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1997}}^1$

素因数の和:2470

約数の個数: 80

約数和(自身を含む): 680822496

約数和(自身を除く): 461791536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 914, 1371, 1828, 1997, 2285, 2742, 3656, 3994, 4570, 5484, 5991, 6855, 7312, 7988, 9140, 9985, 10968, 11982, 13710, 15976, 18280, 19970, 21936, 23964, 27420, 29955, 31952, 36560, 39940, 47928, 54840, 59910, 79880, 95856, 109680, 119820, 159760, 239640, 479280, 912629, 1825258, 2737887, 3650516, 4563145, 5475774, 7301032, 9126290, 10951548, 13689435, 14602064, 18252580, 21903096, 27378870, 36505160, 43806192, 54757740, 73010320, 109515480, 219030960]

約数ペア:

[(1, 219030960), (2, 109515480), (3, 73010320), (4, 54757740), (5, 43806192), (6, 36505160), (8, 27378870), (10, 21903096), (12, 18252580), (15, 14602064), (16, 13689435), (20, 10951548), (24, 9126290), (30, 7301032), (40, 5475774), (48, 4563145), (60, 3650516), (80, 2737887), (120, 1825258), (240, 912629), (457, 479280), (914, 239640), (1371, 159760), (1828, 119820), (1997, 109680), (2285, 95856), (2742, 79880), (3656, 59910), (3994, 54840), (4570, 47928), (5484, 39940), (5991, 36560), (6855, 31952), (7312, 29955), (7988, 27420), (9140, 23964), (9985, 21936), (10968, 19970), (11982, 18280), (13710, 15976)]