255899700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:447

約数の個数: 216

約数和(自身を含む): 926190720

約数和(自身を除く): 670291020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 151, 175, 180, 210, 225, 252, 269, 300, 302, 315, 350, 420, 450, 453, 525, 538, 604, 630, 700, 755, 807, 900, 906, 1050, 1057, 1076, 1260, 1345, 1359, 1510, 1575, 1614, 1812, 1883, 2100, 2114, 2265, 2421, 2690, 2718, 3020, 3150, 3171, 3228, 3766, 3775, 4035, 4228, 4530, 4842, 5285, 5380, 5436, 5649, 6300, 6342, 6725, 6795, 7532, 7550, 8070, 9060, 9415, 9513, 9684, 10570, 11298, 11325, 12105, 12684, 13450, 13590, 15100, 15855, 16140, 16947, 18830, 19026, 20175, 21140, 22596, 22650, 24210, 26425, 26900, 27180, 28245, 31710, 33894, 33975, 37660, 38052, 40350, 40619, 45300, 47075, 47565, 48420, 52850, 56490, 60525, 63420, 67788, 67950, 79275, 80700, 81238, 84735, 94150, 95130, 105700, 112980, 121050, 121857, 135900, 141225, 158550, 162476, 169470, 188300, 190260, 203095, 237825, 242100, 243714, 282450, 284333, 317100, 338940, 365571, 406190, 423675, 475650, 487428, 564900, 568666, 609285, 731142, 812380, 847350, 852999, 951300, 1015475, 1137332, 1218570, 1421665, 1462284, 1694700, 1705998, 1827855, 2030950, 2437140, 2558997, 2843330, 3046425, 3411996, 3655710, 4061900, 4264995, 5117994, 5686660, 6092850, 7108325, 7311420, 8529990, 9139275, 10235988, 12185700, 12794985, 14216650, 17059980, 18278550, 21324975, 25589970, 28433300, 36557100, 42649950, 51179940, 63974925, 85299900, 127949850, 255899700]

約数ペア:

[(1, 255899700), (2, 127949850), (3, 85299900), (4, 63974925), (5, 51179940), (6, 42649950), (7, 36557100), (9, 28433300), (10, 25589970), (12, 21324975), (14, 18278550), (15, 17059980), (18, 14216650), (20, 12794985), (21, 12185700), (25, 10235988), (28, 9139275), (30, 8529990), (35, 7311420), (36, 7108325), (42, 6092850), (45, 5686660), (50, 5117994), (60, 4264995), (63, 4061900), (70, 3655710), (75, 3411996), (84, 3046425), (90, 2843330), (100, 2558997), (105, 2437140), (126, 2030950), (140, 1827855), (150, 1705998), (151, 1694700), (175, 1462284), (180, 1421665), (210, 1218570), (225, 1137332), (252, 1015475), (269, 951300), (300, 852999), (302, 847350), (315, 812380), (350, 731142), (420, 609285), (450, 568666), (453, 564900), (525, 487428), (538, 475650), (604, 423675), (630, 406190), (700, 365571), (755, 338940), (807, 317100), (900, 284333), (906, 282450), (1050, 243714), (1057, 242100), (1076, 237825), (1260, 203095), (1345, 190260), (1359, 188300), (1510, 169470), (1575, 162476), (1614, 158550), (1812, 141225), (1883, 135900), (2100, 121857), (2114, 121050), (2265, 112980), (2421, 105700), (2690, 95130), (2718, 94150), (3020, 84735), (3150, 81238), (3171, 80700), (3228, 79275), (3766, 67950), (3775, 67788), (4035, 63420), (4228, 60525), (4530, 56490), (4842, 52850), (5285, 48420), (5380, 47565), (5436, 47075), (5649, 45300), (6300, 40619), (6342, 40350), (6725, 38052), (6795, 37660), (7532, 33975), (7550, 33894), (8070, 31710), (9060, 28245), (9415, 27180), (9513, 26900), (9684, 26425), (10570, 24210), (11298, 22650), (11325, 22596), (12105, 21140), (12684, 20175), (13450, 19026), (13590, 18830), (15100, 16947), (15855, 16140)]