1888347780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{277}}^1\times {\mathrm{313}}^1$

素因数の和:627

約数の個数: 216

約数和(自身を含む): 6338970456

約数和(自身を除く): 4450622676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 277, 313, 330, 363, 396, 484, 495, 554, 605, 626, 660, 726, 831, 939, 990, 1089, 1108, 1210, 1252, 1385, 1452, 1565, 1662, 1815, 1878, 1980, 2178, 2420, 2493, 2770, 2817, 3047, 3130, 3324, 3443, 3630, 3756, 4155, 4356, 4695, 4986, 5445, 5540, 5634, 6094, 6260, 6886, 7260, 8310, 9141, 9390, 9972, 10329, 10890, 11268, 12188, 12465, 13772, 14085, 15235, 16620, 17215, 18282, 18780, 20658, 21780, 24930, 27423, 28170, 30470, 30987, 33517, 34430, 36564, 37873, 41316, 45705, 49860, 51645, 54846, 56340, 60940, 61974, 67034, 68860, 75746, 86701, 91410, 100551, 103290, 109692, 113619, 123948, 134068, 137115, 151492, 154935, 167585, 173402, 182820, 189365, 201102, 206580, 227238, 260103, 274230, 301653, 309870, 335170, 340857, 346804, 378730, 402204, 433505, 454476, 502755, 520206, 548460, 568095, 603306, 619740, 670340, 681714, 757460, 780309, 867010, 953711, 1005510, 1040412, 1136190, 1206612, 1300515, 1363428, 1508265, 1560618, 1704285, 1734020, 1907422, 2011020, 2272380, 2601030, 2861133, 3016530, 3121236, 3408570, 3814844, 3901545, 4768555, 5202060, 5722266, 6033060, 6817140, 7803090, 8583399, 9537110, 10490821, 11444532, 14305665, 15606180, 17166798, 19074220, 20981642, 28611330, 31472463, 34333596, 41963284, 42916995, 52454105, 57222660, 62944926, 85833990, 94417389, 104908210, 125889852, 157362315, 171667980, 188834778, 209816420, 314724630, 377669556, 472086945, 629449260, 944173890, 1888347780]

約数ペア:

[(1, 1888347780), (2, 944173890), (3, 629449260), (4, 472086945), (5, 377669556), (6, 314724630), (9, 209816420), (10, 188834778), (11, 171667980), (12, 157362315), (15, 125889852), (18, 104908210), (20, 94417389), (22, 85833990), (30, 62944926), (33, 57222660), (36, 52454105), (44, 42916995), (45, 41963284), (55, 34333596), (60, 31472463), (66, 28611330), (90, 20981642), (99, 19074220), (110, 17166798), (121, 15606180), (132, 14305665), (165, 11444532), (180, 10490821), (198, 9537110), (220, 8583399), (242, 7803090), (277, 6817140), (313, 6033060), (330, 5722266), (363, 5202060), (396, 4768555), (484, 3901545), (495, 3814844), (554, 3408570), (605, 3121236), (626, 3016530), (660, 2861133), (726, 2601030), (831, 2272380), (939, 2011020), (990, 1907422), (1089, 1734020), (1108, 1704285), (1210, 1560618), (1252, 1508265), (1385, 1363428), (1452, 1300515), (1565, 1206612), (1662, 1136190), (1815, 1040412), (1878, 1005510), (1980, 953711), (2178, 867010), (2420, 780309), (2493, 757460), (2770, 681714), (2817, 670340), (3047, 619740), (3130, 603306), (3324, 568095), (3443, 548460), (3630, 520206), (3756, 502755), (4155, 454476), (4356, 433505), (4695, 402204), (4986, 378730), (5445, 346804), (5540, 340857), (5634, 335170), (6094, 309870), (6260, 301653), (6886, 274230), (7260, 260103), (8310, 227238), (9141, 206580), (9390, 201102), (9972, 189365), (10329, 182820), (10890, 173402), (11268, 167585), (12188, 154935), (12465, 151492), (13772, 137115), (14085, 134068), (15235, 123948), (16620, 113619), (17215, 109692), (18282, 103290), (18780, 100551), (20658, 91410), (21780, 86701), (24930, 75746), (27423, 68860), (28170, 67034), (30470, 61974), (30987, 60940), (33517, 56340), (34430, 54846), (36564, 51645), (37873, 49860), (41316, 45705)]