139191720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1489}}^1$

素因数の和:1563

約数の個数: 128

約数和(自身を含む): 450576000

約数和(自身を除く): 311384280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 779, 820, 984, 1140, 1230, 1489, 1558, 1640, 2280, 2337, 2460, 2978, 3116, 3895, 4467, 4674, 4920, 5956, 6232, 7445, 7790, 8934, 9348, 11685, 11912, 14890, 15580, 17868, 18696, 22335, 23370, 28291, 29780, 31160, 35736, 44670, 46740, 56582, 59560, 61049, 84873, 89340, 93480, 113164, 122098, 141455, 169746, 178680, 183147, 226328, 244196, 282910, 305245, 339492, 366294, 424365, 488392, 565820, 610490, 678984, 732588, 848730, 915735, 1131640, 1159931, 1220980, 1465176, 1697460, 1831470, 2319862, 2441960, 3394920, 3479793, 3662940, 4639724, 5799655, 6959586, 7325880, 9279448, 11599310, 13919172, 17398965, 23198620, 27838344, 34797930, 46397240, 69595860, 139191720]

約数ペア:

[(1, 139191720), (2, 69595860), (3, 46397240), (4, 34797930), (5, 27838344), (6, 23198620), (8, 17398965), (10, 13919172), (12, 11599310), (15, 9279448), (19, 7325880), (20, 6959586), (24, 5799655), (30, 4639724), (38, 3662940), (40, 3479793), (41, 3394920), (57, 2441960), (60, 2319862), (76, 1831470), (82, 1697460), (95, 1465176), (114, 1220980), (120, 1159931), (123, 1131640), (152, 915735), (164, 848730), (190, 732588), (205, 678984), (228, 610490), (246, 565820), (285, 488392), (328, 424365), (380, 366294), (410, 339492), (456, 305245), (492, 282910), (570, 244196), (615, 226328), (760, 183147), (779, 178680), (820, 169746), (984, 141455), (1140, 122098), (1230, 113164), (1489, 93480), (1558, 89340), (1640, 84873), (2280, 61049), (2337, 59560), (2460, 56582), (2978, 46740), (3116, 44670), (3895, 35736), (4467, 31160), (4674, 29780), (4920, 28291), (5956, 23370), (6232, 22335), (7445, 18696), (7790, 17868), (8934, 15580), (9348, 14890), (11685, 11912)]