257847360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6551}}^1$

素因数の和:6612

約数の個数: 112

約数和(自身を含む): 838760832

約数和(自身を除く): 580913472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6551, 6560, 7872, 9840, 13102, 13120, 19653, 19680, 26204, 32755, 39306, 39360, 52408, 65510, 78612, 98265, 104816, 131020, 157224, 196530, 209632, 262040, 268591, 314448, 393060, 419264, 524080, 537182, 628896, 786120, 805773, 1048160, 1074364, 1257792, 1342955, 1572240, 1611546, 2096320, 2148728, 2685910, 3144480, 3223092, 4028865, 4297456, 5371820, 6288960, 6446184, 8057730, 8594912, 10743640, 12892368, 16115460, 17189824, 21487280, 25784736, 32230920, 42974560, 51569472, 64461840, 85949120, 128923680, 257847360]

約数ペア:

[(1, 257847360), (2, 128923680), (3, 85949120), (4, 64461840), (5, 51569472), (6, 42974560), (8, 32230920), (10, 25784736), (12, 21487280), (15, 17189824), (16, 16115460), (20, 12892368), (24, 10743640), (30, 8594912), (32, 8057730), (40, 6446184), (41, 6288960), (48, 5371820), (60, 4297456), (64, 4028865), (80, 3223092), (82, 3144480), (96, 2685910), (120, 2148728), (123, 2096320), (160, 1611546), (164, 1572240), (192, 1342955), (205, 1257792), (240, 1074364), (246, 1048160), (320, 805773), (328, 786120), (410, 628896), (480, 537182), (492, 524080), (615, 419264), (656, 393060), (820, 314448), (960, 268591), (984, 262040), (1230, 209632), (1312, 196530), (1640, 157224), (1968, 131020), (2460, 104816), (2624, 98265), (3280, 78612), (3936, 65510), (4920, 52408), (6551, 39360), (6560, 39306), (7872, 32755), (9840, 26204), (13102, 19680), (13120, 19653)]