2531300520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{42443}}^1$

素因数の和:42535

約数の個数: 128

約数和(自身を含む): 8801187840

約数和(自身を除く): 6269887320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4260, 4970, 5964, 7455, 8520, 9940, 11928, 14910, 19880, 29820, 42443, 59640, 84886, 127329, 169772, 212215, 254658, 297101, 339544, 424430, 509316, 594202, 636645, 848860, 891303, 1018632, 1188404, 1273290, 1485505, 1697720, 1782606, 2376808, 2546580, 2971010, 3013453, 3565212, 4456515, 5093160, 5942020, 6026906, 7130424, 8913030, 9040359, 11884040, 12053812, 15067265, 17826060, 18080718, 21094171, 24107624, 30134530, 35652120, 36161436, 42188342, 45201795, 60269060, 63282513, 72322872, 84376684, 90403590, 105470855, 120538120, 126565026, 168753368, 180807180, 210941710, 253130052, 316412565, 361614360, 421883420, 506260104, 632825130, 843766840, 1265650260, 2531300520]

約数ペア:

[(1, 2531300520), (2, 1265650260), (3, 843766840), (4, 632825130), (5, 506260104), (6, 421883420), (7, 361614360), (8, 316412565), (10, 253130052), (12, 210941710), (14, 180807180), (15, 168753368), (20, 126565026), (21, 120538120), (24, 105470855), (28, 90403590), (30, 84376684), (35, 72322872), (40, 63282513), (42, 60269060), (56, 45201795), (60, 42188342), (70, 36161436), (71, 35652120), (84, 30134530), (105, 24107624), (120, 21094171), (140, 18080718), (142, 17826060), (168, 15067265), (210, 12053812), (213, 11884040), (280, 9040359), (284, 8913030), (355, 7130424), (420, 6026906), (426, 5942020), (497, 5093160), (568, 4456515), (710, 3565212), (840, 3013453), (852, 2971010), (994, 2546580), (1065, 2376808), (1420, 1782606), (1491, 1697720), (1704, 1485505), (1988, 1273290), (2130, 1188404), (2485, 1018632), (2840, 891303), (2982, 848860), (3976, 636645), (4260, 594202), (4970, 509316), (5964, 424430), (7455, 339544), (8520, 297101), (9940, 254658), (11928, 212215), (14910, 169772), (19880, 127329), (29820, 84886), (42443, 59640)]