1916881920

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2447}}^1$

素因数の和:2495

約数の個数: 264

約数和(自身を含む): 7035522624

約数和(自身を除く): 5118640704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 512, 544, 576, 612, 640, 680, 720, 765, 768, 816, 960, 1020, 1024, 1088, 1152, 1224, 1280, 1360, 1440, 1530, 1536, 1632, 1920, 2040, 2176, 2304, 2447, 2448, 2560, 2720, 2880, 3060, 3072, 3264, 3840, 4080, 4352, 4608, 4894, 4896, 5120, 5440, 5760, 6120, 6528, 7341, 7680, 8160, 8704, 9216, 9788, 9792, 10880, 11520, 12235, 12240, 13056, 14682, 15360, 16320, 17408, 19576, 19584, 21760, 22023, 23040, 24470, 24480, 26112, 29364, 32640, 36705, 39152, 39168, 41599, 43520, 44046, 46080, 48940, 48960, 52224, 58728, 65280, 73410, 78304, 78336, 83198, 87040, 88092, 97880, 97920, 110115, 117456, 124797, 130560, 146820, 156608, 156672, 166396, 176184, 195760, 195840, 207995, 220230, 234912, 249594, 261120, 293640, 313216, 332792, 352368, 374391, 391520, 391680, 415990, 440460, 469824, 499188, 587280, 623985, 626432, 665584, 704736, 748782, 783040, 783360, 831980, 880920, 939648, 998376, 1174560, 1247970, 1252864, 1331168, 1409472, 1497564, 1566080, 1663960, 1761840, 1871955, 1879296, 1996752, 2349120, 2495940, 2505728, 2662336, 2818944, 2995128, 3132160, 3327920, 3523680, 3743910, 3758592, 3993504, 4698240, 4991880, 5324672, 5637888, 5990256, 6264320, 6655840, 7047360, 7487820, 7517184, 7987008, 9396480, 9983760, 10649344, 11275776, 11980512, 12528640, 13311680, 14094720, 14975640, 15974016, 18792960, 19967520, 21298688, 22551552, 23961024, 26623360, 28189440, 29951280, 31948032, 37585920, 39935040, 42597376, 47922048, 53246720, 56378880, 59902560, 63896064, 79870080, 95844096, 106493440, 112757760, 119805120, 127792128, 159740160, 191688192, 212986880, 239610240, 319480320, 383376384, 479220480, 638960640, 958440960, 1916881920]

約数ペア:

[(1, 1916881920), (2, 958440960), (3, 638960640), (4, 479220480), (5, 383376384), (6, 319480320), (8, 239610240), (9, 212986880), (10, 191688192), (12, 159740160), (15, 127792128), (16, 119805120), (17, 112757760), (18, 106493440), (20, 95844096), (24, 79870080), (30, 63896064), (32, 59902560), (34, 56378880), (36, 53246720), (40, 47922048), (45, 42597376), (48, 39935040), (51, 37585920), (60, 31948032), (64, 29951280), (68, 28189440), (72, 26623360), (80, 23961024), (85, 22551552), (90, 21298688), (96, 19967520), (102, 18792960), (120, 15974016), (128, 14975640), (136, 14094720), (144, 13311680), (153, 12528640), (160, 11980512), (170, 11275776), (180, 10649344), (192, 9983760), (204, 9396480), (240, 7987008), (255, 7517184), (256, 7487820), (272, 7047360), (288, 6655840), (306, 6264320), (320, 5990256), (340, 5637888), (360, 5324672), (384, 4991880), (408, 4698240), (480, 3993504), (510, 3758592), (512, 3743910), (544, 3523680), (576, 3327920), (612, 3132160), (640, 2995128), (680, 2818944), (720, 2662336), (765, 2505728), (768, 2495940), (816, 2349120), (960, 1996752), (1020, 1879296), (1024, 1871955), (1088, 1761840), (1152, 1663960), (1224, 1566080), (1280, 1497564), (1360, 1409472), (1440, 1331168), (1530, 1252864), (1536, 1247970), (1632, 1174560), (1920, 998376), (2040, 939648), (2176, 880920), (2304, 831980), (2447, 783360), (2448, 783040), (2560, 748782), (2720, 704736), (2880, 665584), (3060, 626432), (3072, 623985), (3264, 587280), (3840, 499188), (4080, 469824), (4352, 440460), (4608, 415990), (4894, 391680), (4896, 391520), (5120, 374391), (5440, 352368), (5760, 332792), (6120, 313216), (6528, 293640), (7341, 261120), (7680, 249594), (8160, 234912), (8704, 220230), (9216, 207995), (9788, 195840), (9792, 195760), (10880, 176184), (11520, 166396), (12235, 156672), (12240, 156608), (13056, 146820), (14682, 130560), (15360, 124797), (16320, 117456), (17408, 110115), (19576, 97920), (19584, 97880), (21760, 88092), (22023, 87040), (23040, 83198), (24470, 78336), (24480, 78304), (26112, 73410), (29364, 65280), (32640, 58728), (36705, 52224), (39152, 48960), (39168, 48940), (41599, 46080), (43520, 44046)]