20161516680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{5441}}^1$

素因数の和:5581

約数の個数: 256

約数和(自身を含む): 69587942400

約数和(自身を除く): 49426425720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 73, 90, 94, 108, 120, 135, 141, 146, 180, 188, 216, 219, 235, 270, 282, 292, 360, 365, 376, 423, 438, 470, 540, 564, 584, 657, 705, 730, 846, 876, 940, 1080, 1095, 1128, 1269, 1314, 1410, 1460, 1692, 1752, 1880, 1971, 2115, 2190, 2538, 2628, 2820, 2920, 3285, 3384, 3431, 3942, 4230, 4380, 5076, 5256, 5441, 5640, 6345, 6570, 6862, 7884, 8460, 8760, 9855, 10152, 10293, 10882, 12690, 13140, 13724, 15768, 16323, 16920, 17155, 19710, 20586, 21764, 25380, 26280, 27205, 27448, 30879, 32646, 34310, 39420, 41172, 43528, 48969, 50760, 51465, 54410, 61758, 65292, 68620, 78840, 81615, 82344, 92637, 97938, 102930, 108820, 123516, 130584, 137240, 146907, 154395, 163230, 185274, 195876, 205860, 217640, 244845, 247032, 255727, 293814, 308790, 326460, 370548, 391752, 397193, 411720, 463185, 489690, 511454, 587628, 617580, 652920, 734535, 741096, 767181, 794386, 926370, 979380, 1022908, 1175256, 1191579, 1235160, 1278635, 1469070, 1534362, 1588772, 1852740, 1958760, 1985965, 2045816, 2301543, 2383158, 2557270, 2938140, 3068724, 3177544, 3574737, 3705480, 3835905, 3971930, 4603086, 4766316, 5114540, 5876280, 5957895, 6137448, 6904629, 7149474, 7671810, 7943860, 9206172, 9532632, 10229080, 10724211, 11507715, 11915790, 13809258, 14298948, 15343620, 15887720, 17873685, 18412344, 18668071, 21448422, 23015430, 23831580, 27618516, 28597896, 30687240, 34523145, 35747370, 37336142, 42896844, 46030860, 47663160, 53621055, 55237032, 56004213, 69046290, 71494740, 74672284, 85793688, 92061720, 93340355, 107242110, 112008426, 138092580, 142989480, 149344568, 168012639, 186680710, 214484220, 224016852, 276185160, 280021065, 336025278, 373361420, 428968440, 448033704, 504037917, 560042130, 672050556, 746722840, 840063195, 1008075834, 1120084260, 1344101112, 1680126390, 2016151668, 2240168520, 2520189585, 3360252780, 4032303336, 5040379170, 6720505560, 10080758340, 20161516680]

約数ペア:

[(1, 20161516680), (2, 10080758340), (3, 6720505560), (4, 5040379170), (5, 4032303336), (6, 3360252780), (8, 2520189585), (9, 2240168520), (10, 2016151668), (12, 1680126390), (15, 1344101112), (18, 1120084260), (20, 1008075834), (24, 840063195), (27, 746722840), (30, 672050556), (36, 560042130), (40, 504037917), (45, 448033704), (47, 428968440), (54, 373361420), (60, 336025278), (72, 280021065), (73, 276185160), (90, 224016852), (94, 214484220), (108, 186680710), (120, 168012639), (135, 149344568), (141, 142989480), (146, 138092580), (180, 112008426), (188, 107242110), (216, 93340355), (219, 92061720), (235, 85793688), (270, 74672284), (282, 71494740), (292, 69046290), (360, 56004213), (365, 55237032), (376, 53621055), (423, 47663160), (438, 46030860), (470, 42896844), (540, 37336142), (564, 35747370), (584, 34523145), (657, 30687240), (705, 28597896), (730, 27618516), (846, 23831580), (876, 23015430), (940, 21448422), (1080, 18668071), (1095, 18412344), (1128, 17873685), (1269, 15887720), (1314, 15343620), (1410, 14298948), (1460, 13809258), (1692, 11915790), (1752, 11507715), (1880, 10724211), (1971, 10229080), (2115, 9532632), (2190, 9206172), (2538, 7943860), (2628, 7671810), (2820, 7149474), (2920, 6904629), (3285, 6137448), (3384, 5957895), (3431, 5876280), (3942, 5114540), (4230, 4766316), (4380, 4603086), (5076, 3971930), (5256, 3835905), (5441, 3705480), (5640, 3574737), (6345, 3177544), (6570, 3068724), (6862, 2938140), (7884, 2557270), (8460, 2383158), (8760, 2301543), (9855, 2045816), (10152, 1985965), (10293, 1958760), (10882, 1852740), (12690, 1588772), (13140, 1534362), (13724, 1469070), (15768, 1278635), (16323, 1235160), (16920, 1191579), (17155, 1175256), (19710, 1022908), (20586, 979380), (21764, 926370), (25380, 794386), (26280, 767181), (27205, 741096), (27448, 734535), (30879, 652920), (32646, 617580), (34310, 587628), (39420, 511454), (41172, 489690), (43528, 463185), (48969, 411720), (50760, 397193), (51465, 391752), (54410, 370548), (61758, 326460), (65292, 308790), (68620, 293814), (78840, 255727), (81615, 247032), (82344, 244845), (92637, 217640), (97938, 205860), (102930, 195876), (108820, 185274), (123516, 163230), (130584, 154395), (137240, 146907)]