20122131480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:882

約数の個数: 256

約数和(自身を含む): 66803927040

約数和(自身を除く): 46681795560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 113, 120, 132, 165, 220, 226, 264, 313, 330, 339, 431, 440, 452, 565, 626, 660, 678, 862, 904, 939, 1130, 1243, 1252, 1293, 1320, 1356, 1565, 1695, 1724, 1878, 2155, 2260, 2486, 2504, 2586, 2712, 3130, 3390, 3443, 3448, 3729, 3756, 4310, 4520, 4695, 4741, 4972, 5172, 6215, 6260, 6465, 6780, 6886, 7458, 7512, 8620, 9390, 9482, 9944, 10329, 10344, 12430, 12520, 12930, 13560, 13772, 14223, 14916, 17215, 17240, 18645, 18780, 18964, 20658, 23705, 24860, 25860, 27544, 28446, 29832, 34430, 35369, 37290, 37560, 37928, 41316, 47410, 48703, 49720, 51645, 51720, 56892, 68860, 70738, 71115, 74580, 82632, 94820, 97406, 103290, 106107, 113784, 134903, 137720, 141476, 142230, 146109, 149160, 176845, 189640, 194812, 206580, 212214, 243515, 269806, 282952, 284460, 292218, 353690, 389059, 389624, 404709, 413160, 424428, 487030, 530535, 535733, 539612, 568920, 584436, 674515, 707380, 730545, 778118, 809418, 848856, 974060, 1061070, 1071466, 1079224, 1167177, 1168872, 1349030, 1414760, 1461090, 1483933, 1556236, 1607199, 1618836, 1945295, 1948120, 2023545, 2122140, 2142932, 2334354, 2678665, 2698060, 2922180, 2967866, 3112472, 3214398, 3237672, 3890590, 4047090, 4244280, 4285864, 4451799, 4668708, 5357330, 5396120, 5835885, 5844360, 5935732, 6428796, 7419665, 7781180, 8035995, 8094180, 8903598, 9337416, 10714660, 11671770, 11871464, 12857592, 14839330, 15244039, 15562360, 16071990, 16188360, 17807196, 21429320, 22258995, 23343540, 29678660, 30488078, 32143980, 35614392, 44517990, 45732117, 46687080, 59357320, 60976156, 64287960, 76220195, 89035980, 91464234, 121952312, 152440390, 167684429, 178071960, 182928468, 228660585, 304880780, 335368858, 365856936, 457321170, 503053287, 609761560, 670737716, 838422145, 914642340, 1006106574, 1341475432, 1676844290, 1829284680, 2012213148, 2515266435, 3353688580, 4024426296, 5030532870, 6707377160, 10061065740, 20122131480]

約数ペア:

[(1, 20122131480), (2, 10061065740), (3, 6707377160), (4, 5030532870), (5, 4024426296), (6, 3353688580), (8, 2515266435), (10, 2012213148), (11, 1829284680), (12, 1676844290), (15, 1341475432), (20, 1006106574), (22, 914642340), (24, 838422145), (30, 670737716), (33, 609761560), (40, 503053287), (44, 457321170), (55, 365856936), (60, 335368858), (66, 304880780), (88, 228660585), (110, 182928468), (113, 178071960), (120, 167684429), (132, 152440390), (165, 121952312), (220, 91464234), (226, 89035980), (264, 76220195), (313, 64287960), (330, 60976156), (339, 59357320), (431, 46687080), (440, 45732117), (452, 44517990), (565, 35614392), (626, 32143980), (660, 30488078), (678, 29678660), (862, 23343540), (904, 22258995), (939, 21429320), (1130, 17807196), (1243, 16188360), (1252, 16071990), (1293, 15562360), (1320, 15244039), (1356, 14839330), (1565, 12857592), (1695, 11871464), (1724, 11671770), (1878, 10714660), (2155, 9337416), (2260, 8903598), (2486, 8094180), (2504, 8035995), (2586, 7781180), (2712, 7419665), (3130, 6428796), (3390, 5935732), (3443, 5844360), (3448, 5835885), (3729, 5396120), (3756, 5357330), (4310, 4668708), (4520, 4451799), (4695, 4285864), (4741, 4244280), (4972, 4047090), (5172, 3890590), (6215, 3237672), (6260, 3214398), (6465, 3112472), (6780, 2967866), (6886, 2922180), (7458, 2698060), (7512, 2678665), (8620, 2334354), (9390, 2142932), (9482, 2122140), (9944, 2023545), (10329, 1948120), (10344, 1945295), (12430, 1618836), (12520, 1607199), (12930, 1556236), (13560, 1483933), (13772, 1461090), (14223, 1414760), (14916, 1349030), (17215, 1168872), (17240, 1167177), (18645, 1079224), (18780, 1071466), (18964, 1061070), (20658, 974060), (23705, 848856), (24860, 809418), (25860, 778118), (27544, 730545), (28446, 707380), (29832, 674515), (34430, 584436), (35369, 568920), (37290, 539612), (37560, 535733), (37928, 530535), (41316, 487030), (47410, 424428), (48703, 413160), (49720, 404709), (51645, 389624), (51720, 389059), (56892, 353690), (68860, 292218), (70738, 284460), (71115, 282952), (74580, 269806), (82632, 243515), (94820, 212214), (97406, 206580), (103290, 194812), (106107, 189640), (113784, 176845), (134903, 149160), (137720, 146109), (141476, 142230)]