2178804348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{4409}}^1$

素因数の和:4516

約数の個数: 144

約数和(自身を含む): 6587904960

約数和(自身を除く): 4409100612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 53, 63, 74, 84, 106, 111, 126, 148, 159, 212, 222, 252, 259, 318, 333, 371, 444, 477, 518, 636, 666, 742, 777, 954, 1036, 1113, 1332, 1484, 1554, 1908, 1961, 2226, 2331, 3108, 3339, 3922, 4409, 4452, 4662, 5883, 6678, 7844, 8818, 9324, 11766, 13227, 13356, 13727, 17636, 17649, 23532, 26454, 27454, 30863, 35298, 39681, 41181, 52908, 54908, 61726, 70596, 79362, 82362, 92589, 123452, 123543, 158724, 163133, 164724, 185178, 233677, 247086, 277767, 326266, 370356, 467354, 489399, 494172, 555534, 652532, 701031, 934708, 978798, 1111068, 1141931, 1402062, 1468197, 1635739, 1957596, 2103093, 2283862, 2804124, 2936394, 3271478, 3425793, 4206186, 4567724, 4907217, 5872788, 6542956, 6851586, 8412372, 8646049, 9814434, 10277379, 13703172, 14721651, 17292098, 19628868, 20554758, 25938147, 29443302, 34584196, 41109516, 51876294, 58886604, 60522343, 77814441, 103752588, 121044686, 155628882, 181567029, 242089372, 311257764, 363134058, 544701087, 726268116, 1089402174, 2178804348]

約数ペア:

[(1, 2178804348), (2, 1089402174), (3, 726268116), (4, 544701087), (6, 363134058), (7, 311257764), (9, 242089372), (12, 181567029), (14, 155628882), (18, 121044686), (21, 103752588), (28, 77814441), (36, 60522343), (37, 58886604), (42, 51876294), (53, 41109516), (63, 34584196), (74, 29443302), (84, 25938147), (106, 20554758), (111, 19628868), (126, 17292098), (148, 14721651), (159, 13703172), (212, 10277379), (222, 9814434), (252, 8646049), (259, 8412372), (318, 6851586), (333, 6542956), (371, 5872788), (444, 4907217), (477, 4567724), (518, 4206186), (636, 3425793), (666, 3271478), (742, 2936394), (777, 2804124), (954, 2283862), (1036, 2103093), (1113, 1957596), (1332, 1635739), (1484, 1468197), (1554, 1402062), (1908, 1141931), (1961, 1111068), (2226, 978798), (2331, 934708), (3108, 701031), (3339, 652532), (3922, 555534), (4409, 494172), (4452, 489399), (4662, 467354), (5883, 370356), (6678, 326266), (7844, 277767), (8818, 247086), (9324, 233677), (11766, 185178), (13227, 164724), (13356, 163133), (13727, 158724), (17636, 123543), (17649, 123452), (23532, 92589), (26454, 82362), (27454, 79362), (30863, 70596), (35298, 61726), (39681, 54908), (41181, 52908)]