2805908580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{5407}}^1$

素因数の和:5487

約数の個数: 144

約数和(自身を含む): 9021841920

約数和(自身を除く): 6215933340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 961, 1116, 1395, 1674, 1860, 1922, 2790, 2883, 3348, 3844, 4185, 4805, 5407, 5580, 5766, 8370, 8649, 9610, 10814, 11532, 14415, 16221, 16740, 17298, 19220, 21628, 25947, 27035, 28830, 32442, 34596, 43245, 48663, 51894, 54070, 57660, 64884, 81105, 86490, 97326, 103788, 108140, 129735, 145989, 162210, 167617, 172980, 194652, 243315, 259470, 291978, 324420, 335234, 486630, 502851, 518940, 583956, 670468, 729945, 838085, 973260, 1005702, 1459890, 1508553, 1676170, 2011404, 2514255, 2919780, 3017106, 3352340, 4525659, 5028510, 5196127, 6034212, 7542765, 9051318, 10057020, 10392254, 15085530, 15588381, 18102636, 20784508, 22628295, 25980635, 30171060, 31176762, 45256590, 46765143, 51961270, 62353524, 77941905, 90513180, 93530286, 103922540, 140295429, 155883810, 187060572, 233825715, 280590858, 311767620, 467651430, 561181716, 701477145, 935302860, 1402954290, 2805908580]

約数ペア:

[(1, 2805908580), (2, 1402954290), (3, 935302860), (4, 701477145), (5, 561181716), (6, 467651430), (9, 311767620), (10, 280590858), (12, 233825715), (15, 187060572), (18, 155883810), (20, 140295429), (27, 103922540), (30, 93530286), (31, 90513180), (36, 77941905), (45, 62353524), (54, 51961270), (60, 46765143), (62, 45256590), (90, 31176762), (93, 30171060), (108, 25980635), (124, 22628295), (135, 20784508), (155, 18102636), (180, 15588381), (186, 15085530), (270, 10392254), (279, 10057020), (310, 9051318), (372, 7542765), (465, 6034212), (540, 5196127), (558, 5028510), (620, 4525659), (837, 3352340), (930, 3017106), (961, 2919780), (1116, 2514255), (1395, 2011404), (1674, 1676170), (1860, 1508553), (1922, 1459890), (2790, 1005702), (2883, 973260), (3348, 838085), (3844, 729945), (4185, 670468), (4805, 583956), (5407, 518940), (5580, 502851), (5766, 486630), (8370, 335234), (8649, 324420), (9610, 291978), (10814, 259470), (11532, 243315), (14415, 194652), (16221, 172980), (16740, 167617), (17298, 162210), (19220, 145989), (21628, 129735), (25947, 108140), (27035, 103788), (28830, 97326), (32442, 86490), (34596, 81105), (43245, 64884), (48663, 57660), (51894, 54070)]