1381213440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2551}}^1$

素因数の和:2625

約数の個数: 216

約数和(自身を含む): 4882445568

約数和(自身を除く): 3501232128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 128, 141, 144, 160, 180, 188, 192, 235, 240, 256, 282, 288, 320, 360, 376, 384, 423, 470, 480, 564, 576, 640, 705, 720, 752, 768, 846, 940, 960, 1128, 1152, 1280, 1410, 1440, 1504, 1692, 1880, 1920, 2115, 2256, 2304, 2551, 2820, 2880, 3008, 3384, 3760, 3840, 4230, 4512, 5102, 5640, 5760, 6016, 6768, 7520, 7653, 8460, 9024, 10204, 11280, 11520, 12032, 12755, 13536, 15040, 15306, 16920, 18048, 20408, 22560, 22959, 25510, 27072, 30080, 30612, 33840, 36096, 38265, 40816, 45120, 45918, 51020, 54144, 60160, 61224, 67680, 76530, 81632, 90240, 91836, 102040, 108288, 114795, 119897, 122448, 135360, 153060, 163264, 180480, 183672, 204080, 229590, 239794, 244896, 270720, 306120, 326528, 359691, 367344, 408160, 459180, 479588, 489792, 541440, 599485, 612240, 653056, 719382, 734688, 816320, 918360, 959176, 979584, 1079073, 1198970, 1224480, 1438764, 1469376, 1632640, 1798455, 1836720, 1918352, 1959168, 2158146, 2397940, 2448960, 2877528, 2938752, 3265280, 3596910, 3673440, 3836704, 4316292, 4795880, 4897920, 5395365, 5755056, 5877504, 7193820, 7346880, 7673408, 8632584, 9591760, 9795840, 10790730, 11510112, 14387640, 14693760, 15346816, 17265168, 19183520, 21581460, 23020224, 28775280, 29387520, 30693632, 34530336, 38367040, 43162920, 46040448, 57550560, 69060672, 76734080, 86325840, 92080896, 115101120, 138121344, 153468160, 172651680, 230202240, 276242688, 345303360, 460404480, 690606720, 1381213440]

約数ペア:

[(1, 1381213440), (2, 690606720), (3, 460404480), (4, 345303360), (5, 276242688), (6, 230202240), (8, 172651680), (9, 153468160), (10, 138121344), (12, 115101120), (15, 92080896), (16, 86325840), (18, 76734080), (20, 69060672), (24, 57550560), (30, 46040448), (32, 43162920), (36, 38367040), (40, 34530336), (45, 30693632), (47, 29387520), (48, 28775280), (60, 23020224), (64, 21581460), (72, 19183520), (80, 17265168), (90, 15346816), (94, 14693760), (96, 14387640), (120, 11510112), (128, 10790730), (141, 9795840), (144, 9591760), (160, 8632584), (180, 7673408), (188, 7346880), (192, 7193820), (235, 5877504), (240, 5755056), (256, 5395365), (282, 4897920), (288, 4795880), (320, 4316292), (360, 3836704), (376, 3673440), (384, 3596910), (423, 3265280), (470, 2938752), (480, 2877528), (564, 2448960), (576, 2397940), (640, 2158146), (705, 1959168), (720, 1918352), (752, 1836720), (768, 1798455), (846, 1632640), (940, 1469376), (960, 1438764), (1128, 1224480), (1152, 1198970), (1280, 1079073), (1410, 979584), (1440, 959176), (1504, 918360), (1692, 816320), (1880, 734688), (1920, 719382), (2115, 653056), (2256, 612240), (2304, 599485), (2551, 541440), (2820, 489792), (2880, 479588), (3008, 459180), (3384, 408160), (3760, 367344), (3840, 359691), (4230, 326528), (4512, 306120), (5102, 270720), (5640, 244896), (5760, 239794), (6016, 229590), (6768, 204080), (7520, 183672), (7653, 180480), (8460, 163264), (9024, 153060), (10204, 135360), (11280, 122448), (11520, 119897), (12032, 114795), (12755, 108288), (13536, 102040), (15040, 91836), (15306, 90240), (16920, 81632), (18048, 76530), (20408, 67680), (22560, 61224), (22959, 60160), (25510, 54144), (27072, 51020), (30080, 45918), (30612, 45120), (33840, 40816), (36096, 38265)]