1981764630

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15991}}^1$

素因数の和:16033

約数の個数: 112

約数和(自身を含む): 5663278944

約数和(自身を除く): 3681514314

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 243, 255, 270, 306, 405, 459, 486, 510, 729, 765, 810, 918, 1215, 1377, 1458, 1530, 2295, 2430, 2754, 3645, 4131, 4590, 6885, 7290, 8262, 12393, 13770, 15991, 20655, 24786, 31982, 41310, 47973, 61965, 79955, 95946, 123930, 143919, 159910, 239865, 271847, 287838, 431757, 479730, 543694, 719595, 815541, 863514, 1295271, 1359235, 1439190, 1631082, 2158785, 2446623, 2590542, 2718470, 3885813, 4077705, 4317570, 4893246, 6476355, 7339869, 7771626, 8155410, 11657439, 12233115, 12952710, 14679738, 19429065, 22019607, 23314878, 24466230, 36699345, 38858130, 44039214, 58287195, 66058821, 73398690, 110098035, 116574390, 132117642, 198176463, 220196070, 330294105, 396352926, 660588210, 990882315, 1981764630]

約数ペア:

[(1, 1981764630), (2, 990882315), (3, 660588210), (5, 396352926), (6, 330294105), (9, 220196070), (10, 198176463), (15, 132117642), (17, 116574390), (18, 110098035), (27, 73398690), (30, 66058821), (34, 58287195), (45, 44039214), (51, 38858130), (54, 36699345), (81, 24466230), (85, 23314878), (90, 22019607), (102, 19429065), (135, 14679738), (153, 12952710), (162, 12233115), (170, 11657439), (243, 8155410), (255, 7771626), (270, 7339869), (306, 6476355), (405, 4893246), (459, 4317570), (486, 4077705), (510, 3885813), (729, 2718470), (765, 2590542), (810, 2446623), (918, 2158785), (1215, 1631082), (1377, 1439190), (1458, 1359235), (1530, 1295271), (2295, 863514), (2430, 815541), (2754, 719595), (3645, 543694), (4131, 479730), (4590, 431757), (6885, 287838), (7290, 271847), (8262, 239865), (12393, 159910), (13770, 143919), (15991, 123930), (20655, 95946), (24786, 79955), (31982, 61965), (41310, 47973)]