51631860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{457}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 166199040

約数和(自身を除く): 114567180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 269, 420, 457, 538, 807, 914, 1076, 1345, 1371, 1614, 1828, 1883, 2285, 2690, 2742, 3199, 3228, 3766, 4035, 4570, 5380, 5484, 5649, 6398, 6855, 7532, 8070, 9140, 9415, 9597, 11298, 12796, 13710, 15995, 16140, 18830, 19194, 22596, 27420, 28245, 31990, 37660, 38388, 47985, 56490, 63980, 95970, 112980, 122933, 191940, 245866, 368799, 491732, 614665, 737598, 860531, 1229330, 1475196, 1721062, 1843995, 2458660, 2581593, 3442124, 3687990, 4302655, 5163186, 7375980, 8605310, 10326372, 12907965, 17210620, 25815930, 51631860]

約数ペア:

[(1, 51631860), (2, 25815930), (3, 17210620), (4, 12907965), (5, 10326372), (6, 8605310), (7, 7375980), (10, 5163186), (12, 4302655), (14, 3687990), (15, 3442124), (20, 2581593), (21, 2458660), (28, 1843995), (30, 1721062), (35, 1475196), (42, 1229330), (60, 860531), (70, 737598), (84, 614665), (105, 491732), (140, 368799), (210, 245866), (269, 191940), (420, 122933), (457, 112980), (538, 95970), (807, 63980), (914, 56490), (1076, 47985), (1345, 38388), (1371, 37660), (1614, 31990), (1828, 28245), (1883, 27420), (2285, 22596), (2690, 19194), (2742, 18830), (3199, 16140), (3228, 15995), (3766, 13710), (4035, 12796), (4570, 11298), (5380, 9597), (5484, 9415), (5649, 9140), (6398, 8070), (6855, 7532)]