320158740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 1042836480

約数和(自身を除く): 722677740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 211, 220, 228, 242, 285, 330, 363, 380, 418, 422, 484, 570, 605, 627, 633, 660, 726, 836, 844, 1045, 1055, 1140, 1210, 1254, 1266, 1331, 1452, 1815, 2090, 2110, 2299, 2321, 2420, 2508, 2532, 2662, 3135, 3165, 3630, 3993, 4009, 4180, 4220, 4598, 4642, 5324, 6270, 6330, 6655, 6897, 6963, 7260, 7986, 8018, 9196, 9284, 11495, 11605, 12027, 12540, 12660, 13310, 13794, 13926, 15972, 16036, 19965, 20045, 22990, 23210, 24054, 25289, 25531, 26620, 27588, 27852, 34485, 34815, 39930, 40090, 44099, 45980, 46420, 48108, 50578, 51062, 60135, 68970, 69630, 75867, 76593, 79860, 80180, 88198, 101156, 102124, 120270, 126445, 127655, 132297, 137940, 139260, 151734, 153186, 176396, 220495, 240540, 252890, 255310, 264594, 280841, 303468, 306372, 379335, 382965, 440990, 485089, 505780, 510620, 529188, 561682, 661485, 758670, 765930, 842523, 881980, 970178, 1123364, 1322970, 1404205, 1455267, 1517340, 1531860, 1685046, 1940356, 2425445, 2645940, 2808410, 2910534, 3370092, 4212615, 4850890, 5335979, 5616820, 5821068, 7276335, 8425230, 9701780, 10671958, 14552670, 16007937, 16850460, 21343916, 26679895, 29105340, 32015874, 53359790, 64031748, 80039685, 106719580, 160079370, 320158740]

約数ペア:

[(1, 320158740), (2, 160079370), (3, 106719580), (4, 80039685), (5, 64031748), (6, 53359790), (10, 32015874), (11, 29105340), (12, 26679895), (15, 21343916), (19, 16850460), (20, 16007937), (22, 14552670), (30, 10671958), (33, 9701780), (38, 8425230), (44, 7276335), (55, 5821068), (57, 5616820), (60, 5335979), (66, 4850890), (76, 4212615), (95, 3370092), (110, 2910534), (114, 2808410), (121, 2645940), (132, 2425445), (165, 1940356), (190, 1685046), (209, 1531860), (211, 1517340), (220, 1455267), (228, 1404205), (242, 1322970), (285, 1123364), (330, 970178), (363, 881980), (380, 842523), (418, 765930), (422, 758670), (484, 661485), (570, 561682), (605, 529188), (627, 510620), (633, 505780), (660, 485089), (726, 440990), (836, 382965), (844, 379335), (1045, 306372), (1055, 303468), (1140, 280841), (1210, 264594), (1254, 255310), (1266, 252890), (1331, 240540), (1452, 220495), (1815, 176396), (2090, 153186), (2110, 151734), (2299, 139260), (2321, 137940), (2420, 132297), (2508, 127655), (2532, 126445), (2662, 120270), (3135, 102124), (3165, 101156), (3630, 88198), (3993, 80180), (4009, 79860), (4180, 76593), (4220, 75867), (4598, 69630), (4642, 68970), (5324, 60135), (6270, 51062), (6330, 50578), (6655, 48108), (6897, 46420), (6963, 45980), (7260, 44099), (7986, 40090), (8018, 39930), (9196, 34815), (9284, 34485), (11495, 27852), (11605, 27588), (12027, 26620), (12540, 25531), (12660, 25289), (13310, 24054), (13794, 23210), (13926, 22990), (15972, 20045), (16036, 19965)]