4400554480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:683

約数の個数: 160

約数和(自身を含む): 11889846144

約数和(自身を除く): 7489291664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 197, 226, 280, 353, 394, 452, 560, 565, 706, 788, 791, 904, 985, 1130, 1379, 1412, 1576, 1582, 1765, 1808, 1970, 2260, 2471, 2758, 2824, 3152, 3164, 3530, 3940, 3955, 4520, 4942, 5516, 5648, 6328, 6895, 7060, 7880, 7910, 9040, 9884, 11032, 12355, 12656, 13790, 14120, 15760, 15820, 19768, 22064, 22261, 24710, 27580, 28240, 31640, 39536, 39889, 44522, 49420, 55160, 63280, 69541, 79778, 89044, 98840, 110320, 111305, 139082, 155827, 159556, 178088, 197680, 199445, 222610, 278164, 279223, 311654, 319112, 347705, 356176, 398890, 445220, 486787, 556328, 558446, 623308, 638224, 695410, 779135, 797780, 890440, 973574, 1112656, 1116892, 1246616, 1390820, 1396115, 1558270, 1595560, 1780880, 1947148, 2233784, 2433935, 2493232, 2781640, 2792230, 3116540, 3191120, 3894296, 4467568, 4867870, 5563280, 5584460, 6233080, 7788592, 7858133, 9735740, 11168920, 12466160, 15716266, 19471480, 22337840, 31432532, 38942960, 39290665, 55006931, 62865064, 78581330, 110013862, 125730128, 157162660, 220027724, 275034655, 314325320, 440055448, 550069310, 628650640, 880110896, 1100138620, 2200277240, 4400554480]

約数ペア:

[(1, 4400554480), (2, 2200277240), (4, 1100138620), (5, 880110896), (7, 628650640), (8, 550069310), (10, 440055448), (14, 314325320), (16, 275034655), (20, 220027724), (28, 157162660), (35, 125730128), (40, 110013862), (56, 78581330), (70, 62865064), (80, 55006931), (112, 39290665), (113, 38942960), (140, 31432532), (197, 22337840), (226, 19471480), (280, 15716266), (353, 12466160), (394, 11168920), (452, 9735740), (560, 7858133), (565, 7788592), (706, 6233080), (788, 5584460), (791, 5563280), (904, 4867870), (985, 4467568), (1130, 3894296), (1379, 3191120), (1412, 3116540), (1576, 2792230), (1582, 2781640), (1765, 2493232), (1808, 2433935), (1970, 2233784), (2260, 1947148), (2471, 1780880), (2758, 1595560), (2824, 1558270), (3152, 1396115), (3164, 1390820), (3530, 1246616), (3940, 1116892), (3955, 1112656), (4520, 973574), (4942, 890440), (5516, 797780), (5648, 779135), (6328, 695410), (6895, 638224), (7060, 623308), (7880, 558446), (7910, 556328), (9040, 486787), (9884, 445220), (11032, 398890), (12355, 356176), (12656, 347705), (13790, 319112), (14120, 311654), (15760, 279223), (15820, 278164), (19768, 222610), (22064, 199445), (22261, 197680), (24710, 178088), (27580, 159556), (28240, 155827), (31640, 139082), (39536, 111305), (39889, 110320), (44522, 98840), (49420, 89044), (55160, 79778), (63280, 69541)]