226238620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 500472000

約数和(自身を除く): 274233380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 149, 155, 158, 298, 310, 316, 395, 596, 620, 745, 790, 961, 1490, 1580, 1922, 2449, 2980, 3844, 4619, 4805, 4898, 9238, 9610, 9796, 11771, 12245, 18476, 19220, 23095, 23542, 24490, 46190, 47084, 48980, 58855, 75919, 92380, 117710, 143189, 151838, 235420, 286378, 303676, 364901, 379595, 572756, 715945, 729802, 759190, 1431890, 1459604, 1518380, 1824505, 2863780, 3649010, 7298020, 11311931, 22623862, 45247724, 56559655, 113119310, 226238620]

約数ペア:

[(1, 226238620), (2, 113119310), (4, 56559655), (5, 45247724), (10, 22623862), (20, 11311931), (31, 7298020), (62, 3649010), (79, 2863780), (124, 1824505), (149, 1518380), (155, 1459604), (158, 1431890), (298, 759190), (310, 729802), (316, 715945), (395, 572756), (596, 379595), (620, 364901), (745, 303676), (790, 286378), (961, 235420), (1490, 151838), (1580, 143189), (1922, 117710), (2449, 92380), (2980, 75919), (3844, 58855), (4619, 48980), (4805, 47084), (4898, 46190), (9238, 24490), (9610, 23542), (9796, 23095), (11771, 19220), (12245, 18476)]