81472050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 242573760

約数和(自身を除く): 161101710

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 109, 110, 150, 151, 165, 198, 218, 225, 275, 302, 327, 330, 450, 453, 495, 545, 550, 654, 755, 825, 906, 981, 990, 1090, 1199, 1359, 1510, 1635, 1650, 1661, 1962, 2265, 2398, 2475, 2718, 2725, 3270, 3322, 3597, 3775, 4530, 4905, 4950, 4983, 5450, 5995, 6795, 7194, 7550, 8175, 8305, 9810, 9966, 10791, 11325, 11990, 13590, 14949, 16350, 16459, 16610, 17985, 21582, 22650, 24525, 24915, 29898, 29975, 32918, 33975, 35970, 41525, 49050, 49377, 49830, 53955, 59950, 67950, 74745, 82295, 83050, 89925, 98754, 107910, 124575, 148131, 149490, 164590, 179850, 181049, 246885, 249150, 269775, 296262, 362098, 373725, 411475, 493770, 539550, 543147, 740655, 747450, 822950, 905245, 1086294, 1234425, 1481310, 1629441, 1810490, 2468850, 2715735, 3258882, 3703275, 4526225, 5431470, 7406550, 8147205, 9052450, 13578675, 16294410, 27157350, 40736025, 81472050]

約数ペア:

[(1, 81472050), (2, 40736025), (3, 27157350), (5, 16294410), (6, 13578675), (9, 9052450), (10, 8147205), (11, 7406550), (15, 5431470), (18, 4526225), (22, 3703275), (25, 3258882), (30, 2715735), (33, 2468850), (45, 1810490), (50, 1629441), (55, 1481310), (66, 1234425), (75, 1086294), (90, 905245), (99, 822950), (109, 747450), (110, 740655), (150, 543147), (151, 539550), (165, 493770), (198, 411475), (218, 373725), (225, 362098), (275, 296262), (302, 269775), (327, 249150), (330, 246885), (450, 181049), (453, 179850), (495, 164590), (545, 149490), (550, 148131), (654, 124575), (755, 107910), (825, 98754), (906, 89925), (981, 83050), (990, 82295), (1090, 74745), (1199, 67950), (1359, 59950), (1510, 53955), (1635, 49830), (1650, 49377), (1661, 49050), (1962, 41525), (2265, 35970), (2398, 33975), (2475, 32918), (2718, 29975), (2725, 29898), (3270, 24915), (3322, 24525), (3597, 22650), (3775, 21582), (4530, 17985), (4905, 16610), (4950, 16459), (4983, 16350), (5450, 14949), (5995, 13590), (6795, 11990), (7194, 11325), (7550, 10791), (8175, 9966), (8305, 9810)]