220771980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1$

素因数の和:998

約数の個数: 240

約数和(自身を含む): 814502304

約数和(自身を除く): 593730324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 81, 90, 99, 108, 110, 117, 130, 132, 135, 143, 156, 162, 165, 180, 195, 198, 220, 234, 260, 270, 286, 297, 324, 330, 351, 390, 396, 405, 429, 468, 495, 540, 572, 585, 594, 660, 702, 715, 780, 810, 858, 891, 953, 990, 1053, 1170, 1188, 1287, 1404, 1430, 1485, 1620, 1716, 1755, 1782, 1906, 1980, 2106, 2145, 2340, 2574, 2859, 2860, 2970, 3510, 3564, 3812, 3861, 4212, 4290, 4455, 4765, 5148, 5265, 5718, 5940, 6435, 7020, 7722, 8577, 8580, 8910, 9530, 10483, 10530, 11436, 11583, 12389, 12870, 14295, 15444, 17154, 17820, 19060, 19305, 20966, 21060, 23166, 24778, 25731, 25740, 28590, 31449, 34308, 37167, 38610, 41932, 42885, 46332, 49556, 51462, 52415, 57180, 57915, 61945, 62898, 74334, 77193, 77220, 85770, 94347, 102924, 104830, 111501, 115830, 123890, 125796, 128655, 136279, 148668, 154386, 157245, 171540, 185835, 188694, 209660, 223002, 231660, 247780, 257310, 272558, 283041, 308772, 314490, 334503, 371670, 377388, 385965, 408837, 446004, 471735, 514620, 545116, 557505, 566082, 628980, 669006, 681395, 743340, 771930, 817674, 849123, 943470, 1003509, 1115010, 1132164, 1226511, 1338012, 1362790, 1415205, 1543860, 1635348, 1672515, 1698246, 1886940, 2007018, 2044185, 2230020, 2453022, 2725580, 2830410, 3345030, 3396492, 3679533, 4014036, 4088370, 4245615, 4906044, 5017545, 5660820, 6132555, 6690060, 7359066, 8176740, 8491230, 10035090, 11038599, 12265110, 14718132, 16982460, 18397665, 20070180, 22077198, 24530220, 36795330, 44154396, 55192995, 73590660, 110385990, 220771980]

約数ペア:

[(1, 220771980), (2, 110385990), (3, 73590660), (4, 55192995), (5, 44154396), (6, 36795330), (9, 24530220), (10, 22077198), (11, 20070180), (12, 18397665), (13, 16982460), (15, 14718132), (18, 12265110), (20, 11038599), (22, 10035090), (26, 8491230), (27, 8176740), (30, 7359066), (33, 6690060), (36, 6132555), (39, 5660820), (44, 5017545), (45, 4906044), (52, 4245615), (54, 4088370), (55, 4014036), (60, 3679533), (65, 3396492), (66, 3345030), (78, 2830410), (81, 2725580), (90, 2453022), (99, 2230020), (108, 2044185), (110, 2007018), (117, 1886940), (130, 1698246), (132, 1672515), (135, 1635348), (143, 1543860), (156, 1415205), (162, 1362790), (165, 1338012), (180, 1226511), (195, 1132164), (198, 1115010), (220, 1003509), (234, 943470), (260, 849123), (270, 817674), (286, 771930), (297, 743340), (324, 681395), (330, 669006), (351, 628980), (390, 566082), (396, 557505), (405, 545116), (429, 514620), (468, 471735), (495, 446004), (540, 408837), (572, 385965), (585, 377388), (594, 371670), (660, 334503), (702, 314490), (715, 308772), (780, 283041), (810, 272558), (858, 257310), (891, 247780), (953, 231660), (990, 223002), (1053, 209660), (1170, 188694), (1188, 185835), (1287, 171540), (1404, 157245), (1430, 154386), (1485, 148668), (1620, 136279), (1716, 128655), (1755, 125796), (1782, 123890), (1906, 115830), (1980, 111501), (2106, 104830), (2145, 102924), (2340, 94347), (2574, 85770), (2859, 77220), (2860, 77193), (2970, 74334), (3510, 62898), (3564, 61945), (3812, 57915), (3861, 57180), (4212, 52415), (4290, 51462), (4455, 49556), (4765, 46332), (5148, 42885), (5265, 41932), (5718, 38610), (5940, 37167), (6435, 34308), (7020, 31449), (7722, 28590), (8577, 25740), (8580, 25731), (8910, 24778), (9530, 23166), (10483, 21060), (10530, 20966), (11436, 19305), (11583, 19060), (12389, 17820), (12870, 17154), (14295, 15444)]