81947700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 180

約数和(自身を含む): 271392352

約数和(自身を除く): 189444652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 67, 75, 81, 90, 100, 108, 134, 135, 150, 151, 162, 180, 201, 225, 268, 270, 300, 302, 324, 335, 402, 405, 450, 453, 540, 603, 604, 670, 675, 755, 804, 810, 900, 906, 1005, 1206, 1340, 1350, 1359, 1510, 1620, 1675, 1809, 1812, 2010, 2025, 2265, 2412, 2700, 2718, 3015, 3020, 3350, 3618, 3775, 4020, 4050, 4077, 4530, 5025, 5427, 5436, 6030, 6700, 6795, 7236, 7550, 8100, 8154, 9045, 9060, 10050, 10117, 10854, 11325, 12060, 12231, 13590, 15075, 15100, 16308, 18090, 20100, 20234, 20385, 21708, 22650, 24462, 27135, 27180, 30150, 30351, 33975, 36180, 40468, 40770, 45225, 45300, 48924, 50585, 54270, 60300, 60702, 61155, 67950, 81540, 90450, 91053, 101170, 101925, 108540, 121404, 122310, 135675, 135900, 151755, 180900, 182106, 202340, 203850, 244620, 252925, 271350, 273159, 303510, 305775, 364212, 407700, 455265, 505850, 542700, 546318, 607020, 611550, 758775, 819477, 910530, 1011700, 1092636, 1223100, 1365795, 1517550, 1638954, 1821060, 2276325, 2731590, 3035100, 3277908, 4097385, 4552650, 5463180, 6828975, 8194770, 9105300, 13657950, 16389540, 20486925, 27315900, 40973850, 81947700]

約数ペア:

[(1, 81947700), (2, 40973850), (3, 27315900), (4, 20486925), (5, 16389540), (6, 13657950), (9, 9105300), (10, 8194770), (12, 6828975), (15, 5463180), (18, 4552650), (20, 4097385), (25, 3277908), (27, 3035100), (30, 2731590), (36, 2276325), (45, 1821060), (50, 1638954), (54, 1517550), (60, 1365795), (67, 1223100), (75, 1092636), (81, 1011700), (90, 910530), (100, 819477), (108, 758775), (134, 611550), (135, 607020), (150, 546318), (151, 542700), (162, 505850), (180, 455265), (201, 407700), (225, 364212), (268, 305775), (270, 303510), (300, 273159), (302, 271350), (324, 252925), (335, 244620), (402, 203850), (405, 202340), (450, 182106), (453, 180900), (540, 151755), (603, 135900), (604, 135675), (670, 122310), (675, 121404), (755, 108540), (804, 101925), (810, 101170), (900, 91053), (906, 90450), (1005, 81540), (1206, 67950), (1340, 61155), (1350, 60702), (1359, 60300), (1510, 54270), (1620, 50585), (1675, 48924), (1809, 45300), (1812, 45225), (2010, 40770), (2025, 40468), (2265, 36180), (2412, 33975), (2700, 30351), (2718, 30150), (3015, 27180), (3020, 27135), (3350, 24462), (3618, 22650), (3775, 21708), (4020, 20385), (4050, 20234), (4077, 20100), (4530, 18090), (5025, 16308), (5427, 15100), (5436, 15075), (6030, 13590), (6700, 12231), (6795, 12060), (7236, 11325), (7550, 10854), (8100, 10117), (8154, 10050), (9045, 9060)]