1520587520

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 3790704288

約数和(自身を除く): 2270116768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 97, 128, 148, 160, 185, 194, 256, 296, 320, 331, 370, 388, 485, 592, 640, 662, 740, 776, 970, 1184, 1280, 1324, 1480, 1552, 1655, 1940, 2368, 2648, 2960, 3104, 3310, 3589, 3880, 4736, 5296, 5920, 6208, 6620, 7178, 7760, 9472, 10592, 11840, 12247, 12416, 13240, 14356, 15520, 17945, 21184, 23680, 24494, 24832, 26480, 28712, 31040, 32107, 35890, 42368, 47360, 48988, 52960, 57424, 61235, 62080, 64214, 71780, 84736, 97976, 105920, 114848, 122470, 124160, 128428, 143560, 160535, 195952, 211840, 229696, 244940, 256856, 287120, 321070, 391904, 423680, 459392, 489880, 513712, 574240, 642140, 783808, 918784, 979760, 1027424, 1148480, 1187959, 1284280, 1567616, 1959520, 2054848, 2296960, 2375918, 2568560, 3135232, 3919040, 4109696, 4593920, 4751836, 5137120, 5939795, 7838080, 8219392, 9503672, 10274240, 11879590, 15676160, 19007344, 20548480, 23759180, 38014688, 41096960, 47518360, 76029376, 95036720, 152058752, 190073440, 304117504, 380146880, 760293760, 1520587520]

約数ペア:

[(1, 1520587520), (2, 760293760), (4, 380146880), (5, 304117504), (8, 190073440), (10, 152058752), (16, 95036720), (20, 76029376), (32, 47518360), (37, 41096960), (40, 38014688), (64, 23759180), (74, 20548480), (80, 19007344), (97, 15676160), (128, 11879590), (148, 10274240), (160, 9503672), (185, 8219392), (194, 7838080), (256, 5939795), (296, 5137120), (320, 4751836), (331, 4593920), (370, 4109696), (388, 3919040), (485, 3135232), (592, 2568560), (640, 2375918), (662, 2296960), (740, 2054848), (776, 1959520), (970, 1567616), (1184, 1284280), (1280, 1187959), (1324, 1148480), (1480, 1027424), (1552, 979760), (1655, 918784), (1940, 783808), (2368, 642140), (2648, 574240), (2960, 513712), (3104, 489880), (3310, 459392), (3589, 423680), (3880, 391904), (4736, 321070), (5296, 287120), (5920, 256856), (6208, 244940), (6620, 229696), (7178, 211840), (7760, 195952), (9472, 160535), (10592, 143560), (11840, 128428), (12247, 124160), (12416, 122470), (13240, 114848), (14356, 105920), (15520, 97976), (17945, 84736), (21184, 71780), (23680, 64214), (24494, 62080), (24832, 61235), (26480, 57424), (28712, 52960), (31040, 48988), (32107, 47360), (35890, 42368)]