28040100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 91869120

約数和(自身を除く): 63829020

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 29, 30, 33, 44, 50, 55, 58, 60, 66, 75, 87, 100, 110, 116, 132, 145, 150, 165, 174, 220, 275, 290, 293, 300, 319, 330, 348, 435, 550, 580, 586, 638, 660, 725, 825, 870, 879, 957, 1100, 1172, 1276, 1450, 1465, 1595, 1650, 1740, 1758, 1914, 2175, 2900, 2930, 3190, 3223, 3300, 3516, 3828, 4350, 4395, 4785, 5860, 6380, 6446, 7325, 7975, 8497, 8700, 8790, 9570, 9669, 12892, 14650, 15950, 16115, 16994, 17580, 19140, 19338, 21975, 23925, 25491, 29300, 31900, 32230, 33988, 38676, 42485, 43950, 47850, 48345, 50982, 64460, 80575, 84970, 87900, 93467, 95700, 96690, 101964, 127455, 161150, 169940, 186934, 193380, 212425, 241725, 254910, 280401, 322300, 373868, 424850, 467335, 483450, 509820, 560802, 637275, 849700, 934670, 966900, 1121604, 1274550, 1402005, 1869340, 2336675, 2549100, 2804010, 4673350, 5608020, 7010025, 9346700, 14020050, 28040100]

約数ペア:

[(1, 28040100), (2, 14020050), (3, 9346700), (4, 7010025), (5, 5608020), (6, 4673350), (10, 2804010), (11, 2549100), (12, 2336675), (15, 1869340), (20, 1402005), (22, 1274550), (25, 1121604), (29, 966900), (30, 934670), (33, 849700), (44, 637275), (50, 560802), (55, 509820), (58, 483450), (60, 467335), (66, 424850), (75, 373868), (87, 322300), (100, 280401), (110, 254910), (116, 241725), (132, 212425), (145, 193380), (150, 186934), (165, 169940), (174, 161150), (220, 127455), (275, 101964), (290, 96690), (293, 95700), (300, 93467), (319, 87900), (330, 84970), (348, 80575), (435, 64460), (550, 50982), (580, 48345), (586, 47850), (638, 43950), (660, 42485), (725, 38676), (825, 33988), (870, 32230), (879, 31900), (957, 29300), (1100, 25491), (1172, 23925), (1276, 21975), (1450, 19338), (1465, 19140), (1595, 17580), (1650, 16994), (1740, 16115), (1758, 15950), (1914, 14650), (2175, 12892), (2900, 9669), (2930, 9570), (3190, 8790), (3223, 8700), (3300, 8497), (3516, 7975), (3828, 7325), (4350, 6446), (4395, 6380), (4785, 5860)]