1108801680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{660001}}^1$

素因数の和:660024

約数の個数: 80

約数和(自身を含む): 3928331904

約数和(自身を除く): 2819530224

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, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 660001, 1320002, 1980003, 2640004, 3300005, 3960006, 4620007, 5280008, 6600010, 7920012, 9240014, 9900015, 10560016, 13200020, 13860021, 15840024, 18480028, 19800030, 23100035, 26400040, 27720042, 31680048, 36960056, 39600060, 46200070, 52800080, 55440084, 69300105, 73920112, 79200120, 92400140, 110880168, 138600210, 158400240, 184800280, 221760336, 277200420, 369600560, 554400840, 1108801680]

約数ペア:

[(1, 1108801680), (2, 554400840), (3, 369600560), (4, 277200420), (5, 221760336), (6, 184800280), (7, 158400240), (8, 138600210), (10, 110880168), (12, 92400140), (14, 79200120), (15, 73920112), (16, 69300105), (20, 55440084), (21, 52800080), (24, 46200070), (28, 39600060), (30, 36960056), (35, 31680048), (40, 27720042), (42, 26400040), (48, 23100035), (56, 19800030), (60, 18480028), (70, 15840024), (80, 13860021), (84, 13200020), (105, 10560016), (112, 9900015), (120, 9240014), (140, 7920012), (168, 6600010), (210, 5280008), (240, 4620007), (280, 3960006), (336, 3300005), (420, 2640004), (560, 1980003), (840, 1320002), (1680, 660001)]