202437620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 548130240

約数和(自身を除く): 345692620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 89, 98, 110, 140, 154, 178, 196, 211, 220, 245, 308, 356, 385, 422, 445, 490, 539, 623, 770, 844, 890, 979, 980, 1055, 1078, 1246, 1477, 1540, 1780, 1958, 2110, 2156, 2321, 2492, 2695, 2954, 3115, 3916, 4220, 4361, 4642, 4895, 5390, 5908, 6230, 6853, 7385, 8722, 9284, 9790, 10339, 10780, 11605, 12460, 13706, 14770, 16247, 17444, 18779, 19580, 20678, 21805, 23210, 27412, 29540, 32494, 34265, 37558, 41356, 43610, 46420, 47971, 51695, 64988, 68530, 75116, 81235, 87220, 93895, 95942, 103390, 113729, 131453, 137060, 162470, 187790, 191884, 206569, 206780, 227458, 239855, 262906, 324940, 375580, 413138, 454916, 479710, 525812, 568645, 657265, 826276, 920171, 959420, 1032845, 1137290, 1314530, 1445983, 1840342, 2065690, 2274580, 2629060, 2891966, 3680684, 4131380, 4600855, 5783932, 7229915, 9201710, 10121881, 14459830, 18403420, 20243762, 28919660, 40487524, 50609405, 101218810, 202437620]

約数ペア:

[(1, 202437620), (2, 101218810), (4, 50609405), (5, 40487524), (7, 28919660), (10, 20243762), (11, 18403420), (14, 14459830), (20, 10121881), (22, 9201710), (28, 7229915), (35, 5783932), (44, 4600855), (49, 4131380), (55, 3680684), (70, 2891966), (77, 2629060), (89, 2274580), (98, 2065690), (110, 1840342), (140, 1445983), (154, 1314530), (178, 1137290), (196, 1032845), (211, 959420), (220, 920171), (245, 826276), (308, 657265), (356, 568645), (385, 525812), (422, 479710), (445, 454916), (490, 413138), (539, 375580), (623, 324940), (770, 262906), (844, 239855), (890, 227458), (979, 206780), (980, 206569), (1055, 191884), (1078, 187790), (1246, 162470), (1477, 137060), (1540, 131453), (1780, 113729), (1958, 103390), (2110, 95942), (2156, 93895), (2321, 87220), (2492, 81235), (2695, 75116), (2954, 68530), (3115, 64988), (3916, 51695), (4220, 47971), (4361, 46420), (4642, 43610), (4895, 41356), (5390, 37558), (5908, 34265), (6230, 32494), (6853, 29540), (7385, 27412), (8722, 23210), (9284, 21805), (9790, 20678), (10339, 19580), (10780, 18779), (11605, 17444), (12460, 16247), (13706, 14770)]