1278251460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{1277}}^1$

素因数の和:1442

約数の個数: 144

約数和(自身を含む): 3985765056

約数和(自身を除く): 2707513596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 83, 90, 134, 166, 180, 201, 249, 268, 332, 335, 402, 415, 498, 603, 670, 747, 804, 830, 996, 1005, 1206, 1245, 1277, 1340, 1494, 1660, 2010, 2412, 2490, 2554, 2988, 3015, 3735, 3831, 4020, 4980, 5108, 5561, 6030, 6385, 7470, 7662, 11122, 11493, 12060, 12770, 14940, 15324, 16683, 19155, 22244, 22986, 25540, 27805, 33366, 38310, 45972, 50049, 55610, 57465, 66732, 76620, 83415, 85559, 100098, 105991, 111220, 114930, 166830, 171118, 200196, 211982, 229860, 250245, 256677, 317973, 333660, 342236, 423964, 427795, 500490, 513354, 529955, 635946, 770031, 855590, 953919, 1000980, 1026708, 1059910, 1271892, 1283385, 1540062, 1589865, 1711180, 1907838, 2119820, 2566770, 3080124, 3179730, 3815676, 3850155, 4769595, 5133540, 6359460, 7101397, 7700310, 9539190, 14202794, 15400620, 19078380, 21304191, 28405588, 35506985, 42608382, 63912573, 71013970, 85216764, 106520955, 127825146, 142027940, 213041910, 255650292, 319562865, 426083820, 639125730, 1278251460]

約数ペア:

[(1, 1278251460), (2, 639125730), (3, 426083820), (4, 319562865), (5, 255650292), (6, 213041910), (9, 142027940), (10, 127825146), (12, 106520955), (15, 85216764), (18, 71013970), (20, 63912573), (30, 42608382), (36, 35506985), (45, 28405588), (60, 21304191), (67, 19078380), (83, 15400620), (90, 14202794), (134, 9539190), (166, 7700310), (180, 7101397), (201, 6359460), (249, 5133540), (268, 4769595), (332, 3850155), (335, 3815676), (402, 3179730), (415, 3080124), (498, 2566770), (603, 2119820), (670, 1907838), (747, 1711180), (804, 1589865), (830, 1540062), (996, 1283385), (1005, 1271892), (1206, 1059910), (1245, 1026708), (1277, 1000980), (1340, 953919), (1494, 855590), (1660, 770031), (2010, 635946), (2412, 529955), (2490, 513354), (2554, 500490), (2988, 427795), (3015, 423964), (3735, 342236), (3831, 333660), (4020, 317973), (4980, 256677), (5108, 250245), (5561, 229860), (6030, 211982), (6385, 200196), (7470, 171118), (7662, 166830), (11122, 114930), (11493, 111220), (12060, 105991), (12770, 100098), (14940, 85559), (15324, 83415), (16683, 76620), (19155, 66732), (22244, 57465), (22986, 55610), (25540, 50049), (27805, 45972), (33366, 38310)]