65817960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1419

約数の個数: 128

約数和(自身を含む): 219663360

約数和(自身を除く): 153845400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1361, 1560, 1612, 1860, 2015, 2418, 2722, 3224, 3720, 4030, 4083, 4836, 5444, 6045, 6805, 8060, 8166, 9672, 10888, 12090, 13610, 16120, 16332, 17693, 20415, 24180, 27220, 32664, 35386, 40830, 42191, 48360, 53079, 54440, 70772, 81660, 84382, 88465, 106158, 126573, 141544, 163320, 168764, 176930, 210955, 212316, 253146, 265395, 337528, 353860, 421910, 424632, 506292, 530790, 548483, 632865, 707720, 843820, 1012584, 1061580, 1096966, 1265730, 1645449, 1687640, 2123160, 2193932, 2531460, 2742415, 3290898, 4387864, 5062920, 5484830, 6581796, 8227245, 10969660, 13163592, 16454490, 21939320, 32908980, 65817960]

約数ペア:

[(1, 65817960), (2, 32908980), (3, 21939320), (4, 16454490), (5, 13163592), (6, 10969660), (8, 8227245), (10, 6581796), (12, 5484830), (13, 5062920), (15, 4387864), (20, 3290898), (24, 2742415), (26, 2531460), (30, 2193932), (31, 2123160), (39, 1687640), (40, 1645449), (52, 1265730), (60, 1096966), (62, 1061580), (65, 1012584), (78, 843820), (93, 707720), (104, 632865), (120, 548483), (124, 530790), (130, 506292), (155, 424632), (156, 421910), (186, 353860), (195, 337528), (248, 265395), (260, 253146), (310, 212316), (312, 210955), (372, 176930), (390, 168764), (403, 163320), (465, 141544), (520, 126573), (620, 106158), (744, 88465), (780, 84382), (806, 81660), (930, 70772), (1209, 54440), (1240, 53079), (1361, 48360), (1560, 42191), (1612, 40830), (1860, 35386), (2015, 32664), (2418, 27220), (2722, 24180), (3224, 20415), (3720, 17693), (4030, 16332), (4083, 16120), (4836, 13610), (5444, 12090), (6045, 10888), (6805, 9672), (8060, 8166)]