2080321740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3169}}^1$

素因数の和:3712

約数の個数: 144

約数和(自身を含む): 7227904320

約数和(自身を除く): 5147582580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 521, 630, 1042, 1260, 1563, 2084, 2605, 3126, 3169, 3647, 4689, 5210, 6252, 6338, 7294, 7815, 9378, 9507, 10420, 10941, 12676, 14588, 15630, 15845, 18235, 18756, 19014, 21882, 22183, 23445, 28521, 31260, 31690, 32823, 36470, 38028, 43764, 44366, 46890, 47535, 54705, 57042, 63380, 65646, 66549, 72940, 88732, 93780, 95070, 109410, 110915, 114084, 131292, 133098, 142605, 164115, 190140, 199647, 218820, 221830, 266196, 285210, 328230, 332745, 399294, 443660, 570420, 656460, 665490, 798588, 998235, 1330980, 1651049, 1996470, 3302098, 3992940, 4953147, 6604196, 8255245, 9906294, 11557343, 14859441, 16510490, 19812588, 23114686, 24765735, 29718882, 33020980, 34672029, 46229372, 49531470, 57786715, 59437764, 69344058, 74297205, 99062940, 104016087, 115573430, 138688116, 148594410, 173360145, 208032174, 231146860, 297188820, 346720290, 416064348, 520080435, 693440580, 1040160870, 2080321740]

約数ペア:

[(1, 2080321740), (2, 1040160870), (3, 693440580), (4, 520080435), (5, 416064348), (6, 346720290), (7, 297188820), (9, 231146860), (10, 208032174), (12, 173360145), (14, 148594410), (15, 138688116), (18, 115573430), (20, 104016087), (21, 99062940), (28, 74297205), (30, 69344058), (35, 59437764), (36, 57786715), (42, 49531470), (45, 46229372), (60, 34672029), (63, 33020980), (70, 29718882), (84, 24765735), (90, 23114686), (105, 19812588), (126, 16510490), (140, 14859441), (180, 11557343), (210, 9906294), (252, 8255245), (315, 6604196), (420, 4953147), (521, 3992940), (630, 3302098), (1042, 1996470), (1260, 1651049), (1563, 1330980), (2084, 998235), (2605, 798588), (3126, 665490), (3169, 656460), (3647, 570420), (4689, 443660), (5210, 399294), (6252, 332745), (6338, 328230), (7294, 285210), (7815, 266196), (9378, 221830), (9507, 218820), (10420, 199647), (10941, 190140), (12676, 164115), (14588, 142605), (15630, 133098), (15845, 131292), (18235, 114084), (18756, 110915), (19014, 109410), (21882, 95070), (22183, 93780), (23445, 88732), (28521, 72940), (31260, 66549), (31690, 65646), (32823, 63380), (36470, 57042), (38028, 54705), (43764, 47535), (44366, 46890)]