200028920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:517

約数の個数: 128

約数和(自身を含む): 558835200

約数和(自身を除く): 358806280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 179, 182, 260, 280, 307, 358, 364, 455, 520, 614, 716, 728, 895, 910, 1228, 1253, 1432, 1535, 1790, 1820, 2149, 2327, 2456, 2506, 3070, 3580, 3640, 3991, 4298, 4654, 5012, 6140, 6265, 7160, 7982, 8596, 9308, 10024, 10745, 11635, 12280, 12530, 15964, 16289, 17192, 18616, 19955, 21490, 23270, 25060, 27937, 31928, 32578, 39910, 42980, 46540, 50120, 54953, 55874, 65156, 79820, 81445, 85960, 93080, 109906, 111748, 130312, 139685, 159640, 162890, 219812, 223496, 274765, 279370, 325780, 384671, 439624, 549530, 558740, 651560, 714389, 769342, 1099060, 1117480, 1428778, 1538684, 1923355, 2198120, 2857556, 3077368, 3571945, 3846710, 5000723, 5715112, 7143890, 7693420, 10001446, 14287780, 15386840, 20002892, 25003615, 28575560, 40005784, 50007230, 100014460, 200028920]

約数ペア:

[(1, 200028920), (2, 100014460), (4, 50007230), (5, 40005784), (7, 28575560), (8, 25003615), (10, 20002892), (13, 15386840), (14, 14287780), (20, 10001446), (26, 7693420), (28, 7143890), (35, 5715112), (40, 5000723), (52, 3846710), (56, 3571945), (65, 3077368), (70, 2857556), (91, 2198120), (104, 1923355), (130, 1538684), (140, 1428778), (179, 1117480), (182, 1099060), (260, 769342), (280, 714389), (307, 651560), (358, 558740), (364, 549530), (455, 439624), (520, 384671), (614, 325780), (716, 279370), (728, 274765), (895, 223496), (910, 219812), (1228, 162890), (1253, 159640), (1432, 139685), (1535, 130312), (1790, 111748), (1820, 109906), (2149, 93080), (2327, 85960), (2456, 81445), (2506, 79820), (3070, 65156), (3580, 55874), (3640, 54953), (3991, 50120), (4298, 46540), (4654, 42980), (5012, 39910), (6140, 32578), (6265, 31928), (7160, 27937), (7982, 25060), (8596, 23270), (9308, 21490), (10024, 19955), (10745, 18616), (11635, 17192), (12280, 16289), (12530, 15964)]