128481360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2521

約数の個数: 160

約数和(自身を含む): 470065152

約数和(自身を除く): 341583792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2467, 2480, 2604, 3255, 3472, 3720, 4340, 4934, 5208, 6510, 7401, 7440, 8680, 9868, 10416, 12335, 13020, 14802, 17269, 17360, 19736, 24670, 26040, 29604, 34538, 37005, 39472, 49340, 51807, 52080, 59208, 69076, 74010, 76477, 86345, 98680, 103614, 118416, 138152, 148020, 152954, 172690, 197360, 207228, 229431, 259035, 276304, 296040, 305908, 345380, 382385, 414456, 458862, 518070, 535339, 592080, 611816, 690760, 764770, 828912, 917724, 1036140, 1070678, 1147155, 1223632, 1381520, 1529540, 1606017, 1835448, 2072280, 2141356, 2294310, 2676695, 3059080, 3212034, 3670896, 4144560, 4282712, 4588620, 5353390, 6118160, 6424068, 8030085, 8565424, 9177240, 10706780, 12848136, 16060170, 18354480, 21413560, 25696272, 32120340, 42827120, 64240680, 128481360]

約数ペア:

[(1, 128481360), (2, 64240680), (3, 42827120), (4, 32120340), (5, 25696272), (6, 21413560), (7, 18354480), (8, 16060170), (10, 12848136), (12, 10706780), (14, 9177240), (15, 8565424), (16, 8030085), (20, 6424068), (21, 6118160), (24, 5353390), (28, 4588620), (30, 4282712), (31, 4144560), (35, 3670896), (40, 3212034), (42, 3059080), (48, 2676695), (56, 2294310), (60, 2141356), (62, 2072280), (70, 1835448), (80, 1606017), (84, 1529540), (93, 1381520), (105, 1223632), (112, 1147155), (120, 1070678), (124, 1036140), (140, 917724), (155, 828912), (168, 764770), (186, 690760), (210, 611816), (217, 592080), (240, 535339), (248, 518070), (280, 458862), (310, 414456), (336, 382385), (372, 345380), (420, 305908), (434, 296040), (465, 276304), (496, 259035), (560, 229431), (620, 207228), (651, 197360), (744, 172690), (840, 152954), (868, 148020), (930, 138152), (1085, 118416), (1240, 103614), (1302, 98680), (1488, 86345), (1680, 76477), (1736, 74010), (1860, 69076), (2170, 59208), (2467, 52080), (2480, 51807), (2604, 49340), (3255, 39472), (3472, 37005), (3720, 34538), (4340, 29604), (4934, 26040), (5208, 24670), (6510, 19736), (7401, 17360), (7440, 17269), (8680, 14802), (9868, 13020), (10416, 12335)]