78855700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 216

約数和(自身を含む): 230888000

約数和(自身を除く): 152032300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 25, 28, 35, 38, 44, 49, 50, 55, 70, 76, 77, 95, 98, 100, 110, 121, 133, 140, 154, 175, 190, 196, 209, 220, 242, 245, 266, 275, 308, 343, 350, 380, 385, 418, 475, 484, 490, 532, 539, 550, 605, 665, 686, 700, 770, 836, 847, 931, 950, 980, 1045, 1078, 1100, 1210, 1225, 1330, 1372, 1463, 1540, 1694, 1715, 1862, 1900, 1925, 2090, 2156, 2299, 2420, 2450, 2660, 2695, 2926, 3025, 3325, 3388, 3430, 3724, 3773, 3850, 4180, 4235, 4598, 4655, 4900, 5225, 5390, 5852, 5929, 6050, 6517, 6650, 6860, 7315, 7546, 7700, 8470, 8575, 9196, 9310, 10241, 10450, 10780, 11495, 11858, 12100, 13034, 13300, 13475, 14630, 15092, 16093, 16940, 17150, 18620, 18865, 20482, 20900, 21175, 22990, 23275, 23716, 26068, 26950, 29260, 29645, 32186, 32585, 34300, 36575, 37730, 40964, 41503, 42350, 45980, 46550, 51205, 53900, 57475, 59290, 64372, 65170, 71687, 73150, 75460, 80465, 83006, 84700, 93100, 94325, 102410, 112651, 114950, 118580, 130340, 143374, 146300, 148225, 160930, 162925, 166012, 188650, 204820, 207515, 225302, 229900, 256025, 286748, 296450, 321860, 325850, 358435, 377300, 402325, 415030, 450604, 512050, 563255, 592900, 651700, 716870, 788557, 804650, 830060, 1024100, 1037575, 1126510, 1433740, 1577114, 1609300, 1792175, 2075150, 2253020, 2816275, 3154228, 3584350, 3942785, 4150300, 5632550, 7168700, 7885570, 11265100, 15771140, 19713925, 39427850, 78855700]

約数ペア:

[(1, 78855700), (2, 39427850), (4, 19713925), (5, 15771140), (7, 11265100), (10, 7885570), (11, 7168700), (14, 5632550), (19, 4150300), (20, 3942785), (22, 3584350), (25, 3154228), (28, 2816275), (35, 2253020), (38, 2075150), (44, 1792175), (49, 1609300), (50, 1577114), (55, 1433740), (70, 1126510), (76, 1037575), (77, 1024100), (95, 830060), (98, 804650), (100, 788557), (110, 716870), (121, 651700), (133, 592900), (140, 563255), (154, 512050), (175, 450604), (190, 415030), (196, 402325), (209, 377300), (220, 358435), (242, 325850), (245, 321860), (266, 296450), (275, 286748), (308, 256025), (343, 229900), (350, 225302), (380, 207515), (385, 204820), (418, 188650), (475, 166012), (484, 162925), (490, 160930), (532, 148225), (539, 146300), (550, 143374), (605, 130340), (665, 118580), (686, 114950), (700, 112651), (770, 102410), (836, 94325), (847, 93100), (931, 84700), (950, 83006), (980, 80465), (1045, 75460), (1078, 73150), (1100, 71687), (1210, 65170), (1225, 64372), (1330, 59290), (1372, 57475), (1463, 53900), (1540, 51205), (1694, 46550), (1715, 45980), (1862, 42350), (1900, 41503), (1925, 40964), (2090, 37730), (2156, 36575), (2299, 34300), (2420, 32585), (2450, 32186), (2660, 29645), (2695, 29260), (2926, 26950), (3025, 26068), (3325, 23716), (3388, 23275), (3430, 22990), (3724, 21175), (3773, 20900), (3850, 20482), (4180, 18865), (4235, 18620), (4598, 17150), (4655, 16940), (4900, 16093), (5225, 15092), (5390, 14630), (5852, 13475), (5929, 13300), (6050, 13034), (6517, 12100), (6650, 11858), (6860, 11495), (7315, 10780), (7546, 10450), (7700, 10241), (8470, 9310), (8575, 9196)]