128519160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1987}}^1$

素因数の和:2026

約数の個数: 192

約数和(自身を含む): 489525120

約数和(自身を除く): 361005960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 385, 392, 420, 440, 462, 490, 539, 588, 616, 660, 735, 770, 840, 924, 980, 1078, 1155, 1176, 1320, 1470, 1540, 1617, 1848, 1960, 1987, 2156, 2310, 2695, 2940, 3080, 3234, 3974, 4312, 4620, 5390, 5880, 5961, 6468, 7948, 8085, 9240, 9935, 10780, 11922, 12936, 13909, 15896, 16170, 19870, 21560, 21857, 23844, 27818, 29805, 32340, 39740, 41727, 43714, 47688, 55636, 59610, 64680, 65571, 69545, 79480, 83454, 87428, 97363, 109285, 111272, 119220, 131142, 139090, 152999, 166908, 174856, 194726, 208635, 218570, 238440, 262284, 278180, 292089, 305998, 327855, 333816, 389452, 417270, 437140, 458997, 486815, 524568, 556360, 584178, 611996, 655710, 764995, 778904, 834540, 874280, 917994, 973630, 1070993, 1168356, 1223992, 1311420, 1460445, 1529990, 1669080, 1835988, 1947260, 2141986, 2294985, 2336712, 2622840, 2920890, 3059980, 3212979, 3671976, 3894520, 4283972, 4589970, 5354965, 5841780, 6119960, 6425958, 8567944, 9179940, 10709930, 11683560, 12851916, 16064895, 18359880, 21419860, 25703832, 32129790, 42839720, 64259580, 128519160]

約数ペア:

[(1, 128519160), (2, 64259580), (3, 42839720), (4, 32129790), (5, 25703832), (6, 21419860), (7, 18359880), (8, 16064895), (10, 12851916), (11, 11683560), (12, 10709930), (14, 9179940), (15, 8567944), (20, 6425958), (21, 6119960), (22, 5841780), (24, 5354965), (28, 4589970), (30, 4283972), (33, 3894520), (35, 3671976), (40, 3212979), (42, 3059980), (44, 2920890), (49, 2622840), (55, 2336712), (56, 2294985), (60, 2141986), (66, 1947260), (70, 1835988), (77, 1669080), (84, 1529990), (88, 1460445), (98, 1311420), (105, 1223992), (110, 1168356), (120, 1070993), (132, 973630), (140, 917994), (147, 874280), (154, 834540), (165, 778904), (168, 764995), (196, 655710), (210, 611996), (220, 584178), (231, 556360), (245, 524568), (264, 486815), (280, 458997), (294, 437140), (308, 417270), (330, 389452), (385, 333816), (392, 327855), (420, 305998), (440, 292089), (462, 278180), (490, 262284), (539, 238440), (588, 218570), (616, 208635), (660, 194726), (735, 174856), (770, 166908), (840, 152999), (924, 139090), (980, 131142), (1078, 119220), (1155, 111272), (1176, 109285), (1320, 97363), (1470, 87428), (1540, 83454), (1617, 79480), (1848, 69545), (1960, 65571), (1987, 64680), (2156, 59610), (2310, 55636), (2695, 47688), (2940, 43714), (3080, 41727), (3234, 39740), (3974, 32340), (4312, 29805), (4620, 27818), (5390, 23844), (5880, 21857), (5961, 21560), (6468, 19870), (7948, 16170), (8085, 15896), (9240, 13909), (9935, 12936), (10780, 11922)]