51179940

素因数分解:

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

素因数の和:442

約数の個数: 144

約数和(自身を含む): 179262720

約数和(自身を除く): 128082780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 151, 180, 210, 252, 269, 302, 315, 420, 453, 538, 604, 630, 755, 807, 906, 1057, 1076, 1260, 1345, 1359, 1510, 1614, 1812, 1883, 2114, 2265, 2421, 2690, 2718, 3020, 3171, 3228, 3766, 4035, 4228, 4530, 4842, 5285, 5380, 5436, 5649, 6342, 6795, 7532, 8070, 9060, 9415, 9513, 9684, 10570, 11298, 12105, 12684, 13590, 15855, 16140, 16947, 18830, 19026, 21140, 22596, 24210, 27180, 28245, 31710, 33894, 37660, 38052, 40619, 47565, 48420, 56490, 63420, 67788, 81238, 84735, 95130, 112980, 121857, 162476, 169470, 190260, 203095, 243714, 284333, 338940, 365571, 406190, 487428, 568666, 609285, 731142, 812380, 852999, 1137332, 1218570, 1421665, 1462284, 1705998, 1827855, 2437140, 2558997, 2843330, 3411996, 3655710, 4264995, 5117994, 5686660, 7311420, 8529990, 10235988, 12794985, 17059980, 25589970, 51179940]

約数ペア:

[(1, 51179940), (2, 25589970), (3, 17059980), (4, 12794985), (5, 10235988), (6, 8529990), (7, 7311420), (9, 5686660), (10, 5117994), (12, 4264995), (14, 3655710), (15, 3411996), (18, 2843330), (20, 2558997), (21, 2437140), (28, 1827855), (30, 1705998), (35, 1462284), (36, 1421665), (42, 1218570), (45, 1137332), (60, 852999), (63, 812380), (70, 731142), (84, 609285), (90, 568666), (105, 487428), (126, 406190), (140, 365571), (151, 338940), (180, 284333), (210, 243714), (252, 203095), (269, 190260), (302, 169470), (315, 162476), (420, 121857), (453, 112980), (538, 95130), (604, 84735), (630, 81238), (755, 67788), (807, 63420), (906, 56490), (1057, 48420), (1076, 47565), (1260, 40619), (1345, 38052), (1359, 37660), (1510, 33894), (1614, 31710), (1812, 28245), (1883, 27180), (2114, 24210), (2265, 22596), (2421, 21140), (2690, 19026), (2718, 18830), (3020, 16947), (3171, 16140), (3228, 15855), (3766, 13590), (4035, 12684), (4228, 12105), (4530, 11298), (4842, 10570), (5285, 9684), (5380, 9513), (5436, 9415), (5649, 9060), (6342, 8070), (6795, 7532)]