20310001920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135617}}^1$

素因数の和:135657

約数の個数: 216

約数和(自身を含む): 75676471416

約数和(自身を除く): 55366469496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3744, 3840, 4160, 4680, 4992, 5760, 6240, 7488, 8320, 9360, 9984, 11520, 12480, 14976, 16640, 18720, 24960, 29952, 37440, 49920, 74880, 135617, 149760, 271234, 406851, 542468, 678085, 813702, 1084936, 1220553, 1356170, 1627404, 1763021, 2034255, 2169872, 2441106, 2712340, 3254808, 3526042, 4068510, 4339744, 4882212, 5289063, 5424680, 6102765, 6509616, 7052084, 8137020, 8679488, 8815105, 9764424, 10578126, 10849360, 12205530, 13019232, 14104168, 15867189, 16274040, 17358976, 17630210, 19528848, 21156252, 21698720, 24411060, 26038464, 26445315, 28208336, 31734378, 32548080, 34717952, 35260420, 39057696, 42312504, 43397440, 48822120, 52076928, 52890630, 56416672, 63468756, 65096160, 70520840, 78115392, 79335945, 84625008, 86794880, 97644240, 104153856, 105781260, 112833344, 126937512, 130192320, 141041680, 156230784, 158671890, 169250016, 173589760, 195288480, 211562520, 225666688, 253875024, 260384640, 282083360, 312461568, 317343780, 338500032, 390576960, 423125040, 451333376, 507750048, 520769280, 564166720, 634687560, 677000064, 781153920, 846250080, 1015500096, 1128333440, 1269375120, 1354000128, 1562307840, 1692500160, 2031000192, 2256666880, 2538750240, 3385000320, 4062000384, 5077500480, 6770000640, 10155000960, 20310001920]

約数ペア:

[(1, 20310001920), (2, 10155000960), (3, 6770000640), (4, 5077500480), (5, 4062000384), (6, 3385000320), (8, 2538750240), (9, 2256666880), (10, 2031000192), (12, 1692500160), (13, 1562307840), (15, 1354000128), (16, 1269375120), (18, 1128333440), (20, 1015500096), (24, 846250080), (26, 781153920), (30, 677000064), (32, 634687560), (36, 564166720), (39, 520769280), (40, 507750048), (45, 451333376), (48, 423125040), (52, 390576960), (60, 338500032), (64, 317343780), (65, 312461568), (72, 282083360), (78, 260384640), (80, 253875024), (90, 225666688), (96, 211562520), (104, 195288480), (117, 173589760), (120, 169250016), (128, 158671890), (130, 156230784), (144, 141041680), (156, 130192320), (160, 126937512), (180, 112833344), (192, 105781260), (195, 104153856), (208, 97644240), (234, 86794880), (240, 84625008), (256, 79335945), (260, 78115392), (288, 70520840), (312, 65096160), (320, 63468756), (360, 56416672), (384, 52890630), (390, 52076928), (416, 48822120), (468, 43397440), (480, 42312504), (520, 39057696), (576, 35260420), (585, 34717952), (624, 32548080), (640, 31734378), (720, 28208336), (768, 26445315), (780, 26038464), (832, 24411060), (936, 21698720), (960, 21156252), (1040, 19528848), (1152, 17630210), (1170, 17358976), (1248, 16274040), (1280, 15867189), (1440, 14104168), (1560, 13019232), (1664, 12205530), (1872, 10849360), (1920, 10578126), (2080, 9764424), (2304, 8815105), (2340, 8679488), (2496, 8137020), (2880, 7052084), (3120, 6509616), (3328, 6102765), (3744, 5424680), (3840, 5289063), (4160, 4882212), (4680, 4339744), (4992, 4068510), (5760, 3526042), (6240, 3254808), (7488, 2712340), (8320, 2441106), (9360, 2169872), (9984, 2034255), (11520, 1763021), (12480, 1627404), (14976, 1356170), (16640, 1220553), (18720, 1084936), (24960, 813702), (29952, 678085), (37440, 542468), (49920, 406851), (74880, 271234), (135617, 149760)]