81915060780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{2689}}^1\times {\mathrm{8059}}^1$

素因数の和:10773

約数の個数: 192

約数和(自身を含む): 291398016000

約数和(自身を除く): 209482955220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 2689, 3780, 5378, 8059, 8067, 10756, 13445, 16118, 16134, 18823, 24177, 24201, 26890, 32236, 32268, 37646, 40295, 40335, 48354, 48402, 53780, 56413, 56469, 72531, 72603, 75292, 80590, 80670, 94115, 96708, 96804, 112826, 112938, 120885, 121005, 145062, 145206, 161180, 161340, 169239, 169407, 188230, 217593, 225652, 225876, 241770, 242010, 282065, 282345, 290124, 290412, 338478, 338814, 362655, 363015, 376460, 435186, 483540, 484020, 507717, 508221, 564130, 564690, 676956, 677628, 725310, 726030, 846195, 847035, 870372, 1015434, 1016442, 1087965, 1128260, 1129380, 1450620, 1452060, 1523151, 1692390, 1694070, 2030868, 2032884, 2175930, 2538585, 2541105, 3046302, 3384780, 3388140, 4351860, 5077170, 5082210, 6092604, 7615755, 10154340, 10164420, 15231510, 21670651, 30463020, 43341302, 65011953, 86682604, 108353255, 130023906, 151694557, 195035859, 216706510, 260047812, 303389114, 325059765, 390071718, 433413020, 455083671, 585107577, 606778228, 650119530, 758472785, 780143436, 910167342, 975179295, 1170215154, 1300239060, 1365251013, 1516945570, 1820334684, 1950358590, 2275418355, 2340430308, 2730502026, 2925537885, 3033891140, 3900717180, 4095753039, 4550836710, 5461004052, 5851075770, 6826255065, 8191506078, 9101673420, 11702151540, 13652510130, 16383012156, 20478765195, 27305020260, 40957530390, 81915060780]

約数ペア:

[(1, 81915060780), (2, 40957530390), (3, 27305020260), (4, 20478765195), (5, 16383012156), (6, 13652510130), (7, 11702151540), (9, 9101673420), (10, 8191506078), (12, 6826255065), (14, 5851075770), (15, 5461004052), (18, 4550836710), (20, 4095753039), (21, 3900717180), (27, 3033891140), (28, 2925537885), (30, 2730502026), (35, 2340430308), (36, 2275418355), (42, 1950358590), (45, 1820334684), (54, 1516945570), (60, 1365251013), (63, 1300239060), (70, 1170215154), (84, 975179295), (90, 910167342), (105, 780143436), (108, 758472785), (126, 650119530), (135, 606778228), (140, 585107577), (180, 455083671), (189, 433413020), (210, 390071718), (252, 325059765), (270, 303389114), (315, 260047812), (378, 216706510), (420, 195035859), (540, 151694557), (630, 130023906), (756, 108353255), (945, 86682604), (1260, 65011953), (1890, 43341302), (2689, 30463020), (3780, 21670651), (5378, 15231510), (8059, 10164420), (8067, 10154340), (10756, 7615755), (13445, 6092604), (16118, 5082210), (16134, 5077170), (18823, 4351860), (24177, 3388140), (24201, 3384780), (26890, 3046302), (32236, 2541105), (32268, 2538585), (37646, 2175930), (40295, 2032884), (40335, 2030868), (48354, 1694070), (48402, 1692390), (53780, 1523151), (56413, 1452060), (56469, 1450620), (72531, 1129380), (72603, 1128260), (75292, 1087965), (80590, 1016442), (80670, 1015434), (94115, 870372), (96708, 847035), (96804, 846195), (112826, 726030), (112938, 725310), (120885, 677628), (121005, 676956), (145062, 564690), (145206, 564130), (161180, 508221), (161340, 507717), (169239, 484020), (169407, 483540), (188230, 435186), (217593, 376460), (225652, 363015), (225876, 362655), (241770, 338814), (242010, 338478), (282065, 290412), (282345, 290124)]