699877980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 2175997824

約数和(自身を除く): 1476119844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 131, 134, 180, 201, 262, 268, 335, 393, 402, 443, 524, 603, 655, 670, 786, 804, 886, 1005, 1179, 1206, 1310, 1329, 1340, 1572, 1772, 1965, 2010, 2215, 2358, 2412, 2620, 2658, 3015, 3930, 3987, 4020, 4430, 4716, 5316, 5895, 6030, 6645, 7860, 7974, 8777, 8860, 11790, 12060, 13290, 15948, 17554, 19935, 23580, 26331, 26580, 29681, 35108, 39870, 43885, 52662, 58033, 59362, 78993, 79740, 87770, 89043, 105324, 116066, 118724, 131655, 148405, 157986, 174099, 175540, 178086, 232132, 263310, 267129, 290165, 296810, 315972, 348198, 356172, 394965, 445215, 522297, 526620, 534258, 580330, 593620, 696396, 789930, 870495, 890430, 1044594, 1068516, 1160660, 1335645, 1579860, 1740990, 1780860, 2089188, 2611485, 2671290, 3481980, 3888211, 5222970, 5342580, 7776422, 10445940, 11664633, 15552844, 19441055, 23329266, 34993899, 38882110, 46658532, 58323165, 69987798, 77764220, 116646330, 139975596, 174969495, 233292660, 349938990, 699877980]

約数ペア:

[(1, 699877980), (2, 349938990), (3, 233292660), (4, 174969495), (5, 139975596), (6, 116646330), (9, 77764220), (10, 69987798), (12, 58323165), (15, 46658532), (18, 38882110), (20, 34993899), (30, 23329266), (36, 19441055), (45, 15552844), (60, 11664633), (67, 10445940), (90, 7776422), (131, 5342580), (134, 5222970), (180, 3888211), (201, 3481980), (262, 2671290), (268, 2611485), (335, 2089188), (393, 1780860), (402, 1740990), (443, 1579860), (524, 1335645), (603, 1160660), (655, 1068516), (670, 1044594), (786, 890430), (804, 870495), (886, 789930), (1005, 696396), (1179, 593620), (1206, 580330), (1310, 534258), (1329, 526620), (1340, 522297), (1572, 445215), (1772, 394965), (1965, 356172), (2010, 348198), (2215, 315972), (2358, 296810), (2412, 290165), (2620, 267129), (2658, 263310), (3015, 232132), (3930, 178086), (3987, 175540), (4020, 174099), (4430, 157986), (4716, 148405), (5316, 131655), (5895, 118724), (6030, 116066), (6645, 105324), (7860, 89043), (7974, 87770), (8777, 79740), (8860, 78993), (11790, 59362), (12060, 58033), (13290, 52662), (15948, 43885), (17554, 39870), (19935, 35108), (23580, 29681), (26331, 26580)]