20210497320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163993}}^1$

素因数の和:164099

約数の個数: 128

約数和(自身を含む): 66122380800

約数和(自身を除く): 45911883480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 195, 237, 260, 312, 316, 390, 395, 474, 520, 632, 780, 790, 948, 1027, 1185, 1560, 1580, 1896, 2054, 2370, 3081, 3160, 4108, 4740, 5135, 6162, 8216, 9480, 10270, 12324, 15405, 20540, 24648, 30810, 41080, 61620, 123240, 163993, 327986, 491979, 655972, 819965, 983958, 1311944, 1639930, 1967916, 2131909, 2459895, 3279860, 3935832, 4263818, 4919790, 6395727, 6559720, 8527636, 9839580, 10659545, 12791454, 12955447, 17055272, 19679160, 21319090, 25582908, 25910894, 31978635, 38866341, 42638180, 51165816, 51821788, 63957270, 64777235, 77732682, 85276360, 103643576, 127914540, 129554470, 155465364, 168420811, 194331705, 255829080, 259108940, 310930728, 336841622, 388663410, 505262433, 518217880, 673683244, 777326820, 842104055, 1010524866, 1347366488, 1554653640, 1684208110, 2021049732, 2526312165, 3368416220, 4042099464, 5052624330, 6736832440, 10105248660, 20210497320]

約数ペア:

[(1, 20210497320), (2, 10105248660), (3, 6736832440), (4, 5052624330), (5, 4042099464), (6, 3368416220), (8, 2526312165), (10, 2021049732), (12, 1684208110), (13, 1554653640), (15, 1347366488), (20, 1010524866), (24, 842104055), (26, 777326820), (30, 673683244), (39, 518217880), (40, 505262433), (52, 388663410), (60, 336841622), (65, 310930728), (78, 259108940), (79, 255829080), (104, 194331705), (120, 168420811), (130, 155465364), (156, 129554470), (158, 127914540), (195, 103643576), (237, 85276360), (260, 77732682), (312, 64777235), (316, 63957270), (390, 51821788), (395, 51165816), (474, 42638180), (520, 38866341), (632, 31978635), (780, 25910894), (790, 25582908), (948, 21319090), (1027, 19679160), (1185, 17055272), (1560, 12955447), (1580, 12791454), (1896, 10659545), (2054, 9839580), (2370, 8527636), (3081, 6559720), (3160, 6395727), (4108, 4919790), (4740, 4263818), (5135, 3935832), (6162, 3279860), (8216, 2459895), (9480, 2131909), (10270, 1967916), (12324, 1639930), (15405, 1311944), (20540, 983958), (24648, 819965), (30810, 655972), (41080, 491979), (61620, 327986), (123240, 163993)]