1720201680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2903}}^1$

素因数の和:3745

約数の個数: 120

約数和(自身を含む): 5786022528

約数和(自身を除く): 4065820848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 823, 1646, 2469, 2903, 3292, 4115, 4938, 5806, 6584, 7407, 8230, 8709, 9876, 11612, 12345, 13168, 14515, 14814, 16460, 17418, 19752, 23224, 24690, 26127, 29030, 29628, 32920, 34836, 37035, 39504, 43545, 46448, 49380, 52254, 58060, 59256, 65840, 69672, 74070, 87090, 98760, 104508, 116120, 118512, 130635, 139344, 148140, 174180, 197520, 209016, 232240, 261270, 296280, 348360, 418032, 522540, 592560, 696720, 1045080, 2090160, 2389169, 4778338, 7167507, 9556676, 11945845, 14335014, 19113352, 21502521, 23891690, 28670028, 35837535, 38226704, 43005042, 47783380, 57340056, 71675070, 86010084, 95566760, 107512605, 114680112, 143350140, 172020168, 191133520, 215025210, 286700280, 344040336, 430050420, 573400560, 860100840, 1720201680]

約数ペア:

[(1, 1720201680), (2, 860100840), (3, 573400560), (4, 430050420), (5, 344040336), (6, 286700280), (8, 215025210), (9, 191133520), (10, 172020168), (12, 143350140), (15, 114680112), (16, 107512605), (18, 95566760), (20, 86010084), (24, 71675070), (30, 57340056), (36, 47783380), (40, 43005042), (45, 38226704), (48, 35837535), (60, 28670028), (72, 23891690), (80, 21502521), (90, 19113352), (120, 14335014), (144, 11945845), (180, 9556676), (240, 7167507), (360, 4778338), (720, 2389169), (823, 2090160), (1646, 1045080), (2469, 696720), (2903, 592560), (3292, 522540), (4115, 418032), (4938, 348360), (5806, 296280), (6584, 261270), (7407, 232240), (8230, 209016), (8709, 197520), (9876, 174180), (11612, 148140), (12345, 139344), (13168, 130635), (14515, 118512), (14814, 116120), (16460, 104508), (17418, 98760), (19752, 87090), (23224, 74070), (24690, 69672), (26127, 65840), (29030, 59256), (29628, 58060), (32920, 52254), (34836, 49380), (37035, 46448), (39504, 43545)]