1820895120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6967}}^1$

素因数の和:7011

約数の個数: 240

約数和(自身を含む): 6894975360

約数和(自身を除く): 5074080240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 121, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 242, 264, 270, 297, 330, 360, 363, 396, 432, 440, 484, 495, 528, 540, 594, 605, 660, 720, 726, 792, 880, 968, 990, 1080, 1089, 1188, 1210, 1320, 1452, 1485, 1584, 1815, 1936, 1980, 2160, 2178, 2376, 2420, 2640, 2904, 2970, 3267, 3630, 3960, 4356, 4752, 4840, 5445, 5808, 5940, 6534, 6967, 7260, 7920, 8712, 9680, 10890, 11880, 13068, 13934, 14520, 16335, 17424, 20901, 21780, 23760, 26136, 27868, 29040, 32670, 34835, 41802, 43560, 52272, 55736, 62703, 65340, 69670, 76637, 83604, 87120, 104505, 111472, 125406, 130680, 139340, 153274, 167208, 188109, 209010, 229911, 250812, 261360, 278680, 306548, 313515, 334416, 376218, 383185, 418020, 459822, 501624, 557360, 613096, 627030, 689733, 752436, 766370, 836040, 843007, 919644, 940545, 1003248, 1149555, 1226192, 1254060, 1379466, 1504872, 1532740, 1672080, 1686014, 1839288, 1881090, 2069199, 2299110, 2508120, 2529021, 2758932, 3009744, 3065480, 3372028, 3448665, 3678576, 3762180, 4138398, 4215035, 4598220, 5016240, 5058042, 5517864, 6130960, 6744056, 6897330, 7524360, 7587063, 8276796, 8430070, 9196440, 10116084, 10345995, 11035728, 12645105, 13488112, 13794660, 15048720, 15174126, 16553592, 16860140, 18392880, 20232168, 20691990, 22761189, 25290210, 27589320, 30348252, 33107184, 33720280, 37935315, 40464336, 41383980, 45522378, 50580420, 55178640, 60696504, 67440560, 75870630, 82767960, 91044756, 101160840, 113805945, 121393008, 151741260, 165535920, 182089512, 202321680, 227611890, 303482520, 364179024, 455223780, 606965040, 910447560, 1820895120]

約数ペア:

[(1, 1820895120), (2, 910447560), (3, 606965040), (4, 455223780), (5, 364179024), (6, 303482520), (8, 227611890), (9, 202321680), (10, 182089512), (11, 165535920), (12, 151741260), (15, 121393008), (16, 113805945), (18, 101160840), (20, 91044756), (22, 82767960), (24, 75870630), (27, 67440560), (30, 60696504), (33, 55178640), (36, 50580420), (40, 45522378), (44, 41383980), (45, 40464336), (48, 37935315), (54, 33720280), (55, 33107184), (60, 30348252), (66, 27589320), (72, 25290210), (80, 22761189), (88, 20691990), (90, 20232168), (99, 18392880), (108, 16860140), (110, 16553592), (120, 15174126), (121, 15048720), (132, 13794660), (135, 13488112), (144, 12645105), (165, 11035728), (176, 10345995), (180, 10116084), (198, 9196440), (216, 8430070), (220, 8276796), (240, 7587063), (242, 7524360), (264, 6897330), (270, 6744056), (297, 6130960), (330, 5517864), (360, 5058042), (363, 5016240), (396, 4598220), (432, 4215035), (440, 4138398), (484, 3762180), (495, 3678576), (528, 3448665), (540, 3372028), (594, 3065480), (605, 3009744), (660, 2758932), (720, 2529021), (726, 2508120), (792, 2299110), (880, 2069199), (968, 1881090), (990, 1839288), (1080, 1686014), (1089, 1672080), (1188, 1532740), (1210, 1504872), (1320, 1379466), (1452, 1254060), (1485, 1226192), (1584, 1149555), (1815, 1003248), (1936, 940545), (1980, 919644), (2160, 843007), (2178, 836040), (2376, 766370), (2420, 752436), (2640, 689733), (2904, 627030), (2970, 613096), (3267, 557360), (3630, 501624), (3960, 459822), (4356, 418020), (4752, 383185), (4840, 376218), (5445, 334416), (5808, 313515), (5940, 306548), (6534, 278680), (6967, 261360), (7260, 250812), (7920, 229911), (8712, 209010), (9680, 188109), (10890, 167208), (11880, 153274), (13068, 139340), (13934, 130680), (14520, 125406), (16335, 111472), (17424, 104505), (20901, 87120), (21780, 83604), (23760, 76637), (26136, 69670), (27868, 65340), (29040, 62703), (32670, 55736), (34835, 52272), (41802, 43560)]