40076820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1871}}^1$

素因数の和:1910

約数の個数: 144

約数和(自身を含む): 147184128

約数和(自身を除く): 107107308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 1871, 2142, 2380, 3060, 3570, 3742, 4284, 5355, 5613, 7140, 7484, 9355, 10710, 11226, 13097, 16839, 18710, 21420, 22452, 26194, 28065, 31807, 33678, 37420, 39291, 52388, 56130, 63614, 65485, 67356, 78582, 84195, 95421, 112260, 117873, 127228, 130970, 157164, 159035, 168390, 190842, 196455, 222649, 235746, 261940, 286263, 318070, 336780, 381684, 392910, 445298, 471492, 477105, 572526, 589365, 636140, 667947, 785820, 890596, 954210, 1113245, 1145052, 1178730, 1335894, 1431315, 1908420, 2003841, 2226490, 2357460, 2671788, 2862630, 3339735, 4007682, 4452980, 5725260, 6679470, 8015364, 10019205, 13358940, 20038410, 40076820]

約数ペア:

[(1, 40076820), (2, 20038410), (3, 13358940), (4, 10019205), (5, 8015364), (6, 6679470), (7, 5725260), (9, 4452980), (10, 4007682), (12, 3339735), (14, 2862630), (15, 2671788), (17, 2357460), (18, 2226490), (20, 2003841), (21, 1908420), (28, 1431315), (30, 1335894), (34, 1178730), (35, 1145052), (36, 1113245), (42, 954210), (45, 890596), (51, 785820), (60, 667947), (63, 636140), (68, 589365), (70, 572526), (84, 477105), (85, 471492), (90, 445298), (102, 392910), (105, 381684), (119, 336780), (126, 318070), (140, 286263), (153, 261940), (170, 235746), (180, 222649), (204, 196455), (210, 190842), (238, 168390), (252, 159035), (255, 157164), (306, 130970), (315, 127228), (340, 117873), (357, 112260), (420, 95421), (476, 84195), (510, 78582), (595, 67356), (612, 65485), (630, 63614), (714, 56130), (765, 52388), (1020, 39291), (1071, 37420), (1190, 33678), (1260, 31807), (1428, 28065), (1530, 26194), (1785, 22452), (1871, 21420), (2142, 18710), (2380, 16839), (3060, 13097), (3570, 11226), (3742, 10710), (4284, 9355), (5355, 7484), (5613, 7140)]