449560520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 1079723520

約数和(自身を除く): 630163000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 163, 190, 191, 326, 361, 380, 382, 652, 722, 760, 764, 815, 955, 1304, 1444, 1528, 1630, 1805, 1910, 2888, 3097, 3260, 3610, 3629, 3820, 6194, 6520, 7220, 7258, 7640, 12388, 14440, 14516, 15485, 18145, 24776, 29032, 30970, 31133, 36290, 58843, 61940, 62266, 68951, 72580, 117686, 123880, 124532, 137902, 145160, 155665, 235372, 249064, 275804, 294215, 311330, 344755, 470744, 551608, 588430, 591527, 622660, 689510, 1176860, 1183054, 1245320, 1379020, 2353720, 2366108, 2758040, 2957635, 4732216, 5915270, 11239013, 11830540, 22478026, 23661080, 44956052, 56195065, 89912104, 112390130, 224780260, 449560520]

約数ペア:

[(1, 449560520), (2, 224780260), (4, 112390130), (5, 89912104), (8, 56195065), (10, 44956052), (19, 23661080), (20, 22478026), (38, 11830540), (40, 11239013), (76, 5915270), (95, 4732216), (152, 2957635), (163, 2758040), (190, 2366108), (191, 2353720), (326, 1379020), (361, 1245320), (380, 1183054), (382, 1176860), (652, 689510), (722, 622660), (760, 591527), (764, 588430), (815, 551608), (955, 470744), (1304, 344755), (1444, 311330), (1528, 294215), (1630, 275804), (1805, 249064), (1910, 235372), (2888, 155665), (3097, 145160), (3260, 137902), (3610, 124532), (3629, 123880), (3820, 117686), (6194, 72580), (6520, 68951), (7220, 62266), (7258, 61940), (7640, 58843), (12388, 36290), (14440, 31133), (14516, 30970), (15485, 29032), (18145, 24776)]