15661253920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:843

約数の個数: 192

約数和(自身を含む): 40626302976

約数和(自身を除く): 24965049056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 101, 104, 127, 130, 160, 202, 208, 254, 260, 404, 416, 505, 508, 520, 587, 635, 808, 1010, 1016, 1040, 1174, 1270, 1313, 1616, 1651, 2020, 2032, 2080, 2348, 2540, 2626, 2935, 3232, 3302, 4040, 4064, 4696, 5080, 5252, 5870, 6565, 6604, 7631, 8080, 8255, 9392, 10160, 10504, 11740, 12827, 13130, 13208, 15262, 16160, 16510, 18784, 20320, 21008, 23480, 25654, 26260, 26416, 30524, 33020, 38155, 42016, 46960, 51308, 52520, 52832, 59287, 61048, 64135, 66040, 74549, 76310, 93920, 102616, 105040, 118574, 122096, 128270, 132080, 149098, 152620, 166751, 205232, 210080, 237148, 244192, 256540, 264160, 296435, 298196, 305240, 333502, 372745, 410464, 474296, 513080, 592870, 596392, 610480, 667004, 745490, 770731, 833755, 948592, 969137, 1026160, 1185740, 1192784, 1220960, 1334008, 1490980, 1541462, 1667510, 1897184, 1938274, 2052320, 2371480, 2385568, 2668016, 2981960, 3082924, 3335020, 3853655, 3876548, 4742960, 4845685, 5336032, 5963920, 6165848, 6670040, 7529449, 7707310, 7753096, 9485920, 9691370, 11927840, 12331696, 13340080, 15058898, 15414620, 15506192, 19382740, 24663392, 26680160, 30117796, 30829240, 31012384, 37647245, 38765480, 60235592, 61658480, 75294490, 77530960, 97882837, 120471184, 123316960, 150588980, 155061920, 195765674, 240942368, 301177960, 391531348, 489414185, 602355920, 783062696, 978828370, 1204711840, 1566125392, 1957656740, 3132250784, 3915313480, 7830626960, 15661253920]

約数ペア:

[(1, 15661253920), (2, 7830626960), (4, 3915313480), (5, 3132250784), (8, 1957656740), (10, 1566125392), (13, 1204711840), (16, 978828370), (20, 783062696), (26, 602355920), (32, 489414185), (40, 391531348), (52, 301177960), (65, 240942368), (80, 195765674), (101, 155061920), (104, 150588980), (127, 123316960), (130, 120471184), (160, 97882837), (202, 77530960), (208, 75294490), (254, 61658480), (260, 60235592), (404, 38765480), (416, 37647245), (505, 31012384), (508, 30829240), (520, 30117796), (587, 26680160), (635, 24663392), (808, 19382740), (1010, 15506192), (1016, 15414620), (1040, 15058898), (1174, 13340080), (1270, 12331696), (1313, 11927840), (1616, 9691370), (1651, 9485920), (2020, 7753096), (2032, 7707310), (2080, 7529449), (2348, 6670040), (2540, 6165848), (2626, 5963920), (2935, 5336032), (3232, 4845685), (3302, 4742960), (4040, 3876548), (4064, 3853655), (4696, 3335020), (5080, 3082924), (5252, 2981960), (5870, 2668016), (6565, 2385568), (6604, 2371480), (7631, 2052320), (8080, 1938274), (8255, 1897184), (9392, 1667510), (10160, 1541462), (10504, 1490980), (11740, 1334008), (12827, 1220960), (13130, 1192784), (13208, 1185740), (15262, 1026160), (16160, 969137), (16510, 948592), (18784, 833755), (20320, 770731), (21008, 745490), (23480, 667004), (25654, 610480), (26260, 596392), (26416, 592870), (30524, 513080), (33020, 474296), (38155, 410464), (42016, 372745), (46960, 333502), (51308, 305240), (52520, 298196), (52832, 296435), (59287, 264160), (61048, 256540), (64135, 244192), (66040, 237148), (74549, 210080), (76310, 205232), (93920, 166751), (102616, 152620), (105040, 149098), (118574, 132080), (122096, 128270)]