19636648960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2081}}^1$

素因数の和:2222

約数の個数: 176

約数和(自身を含む): 50119403040

約数和(自身を除く): 30482754080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 97, 128, 152, 160, 190, 194, 256, 304, 320, 380, 388, 485, 512, 608, 640, 760, 776, 970, 1024, 1216, 1280, 1520, 1552, 1843, 1940, 2081, 2432, 2560, 3040, 3104, 3686, 3880, 4162, 4864, 5120, 6080, 6208, 7372, 7760, 8324, 9215, 9728, 10405, 12160, 12416, 14744, 15520, 16648, 18430, 19456, 20810, 24320, 24832, 29488, 31040, 33296, 36860, 39539, 41620, 48640, 49664, 58976, 62080, 66592, 73720, 79078, 83240, 97280, 99328, 117952, 124160, 133184, 147440, 158156, 166480, 197695, 201857, 235904, 248320, 266368, 294880, 316312, 332960, 395390, 403714, 471808, 496640, 532736, 589760, 632624, 665920, 790780, 807428, 943616, 1009285, 1065472, 1179520, 1265248, 1331840, 1581560, 1614856, 1887232, 2018570, 2130944, 2359040, 2530496, 2663680, 3163120, 3229712, 3835283, 4037140, 4718080, 5060992, 5327360, 6326240, 6459424, 7670566, 8074280, 9436160, 10121984, 10654720, 12652480, 12918848, 15341132, 16148560, 19176415, 20243968, 25304960, 25837696, 30682264, 32297120, 38352830, 40487936, 50609920, 51675392, 61364528, 64594240, 76705660, 101219840, 103350784, 122729056, 129188480, 153411320, 202439680, 206701568, 245458112, 258376960, 306822640, 490916224, 516753920, 613645280, 981832448, 1033507840, 1227290560, 1963664896, 2454581120, 3927329792, 4909162240, 9818324480, 19636648960]

約数ペア:

[(1, 19636648960), (2, 9818324480), (4, 4909162240), (5, 3927329792), (8, 2454581120), (10, 1963664896), (16, 1227290560), (19, 1033507840), (20, 981832448), (32, 613645280), (38, 516753920), (40, 490916224), (64, 306822640), (76, 258376960), (80, 245458112), (95, 206701568), (97, 202439680), (128, 153411320), (152, 129188480), (160, 122729056), (190, 103350784), (194, 101219840), (256, 76705660), (304, 64594240), (320, 61364528), (380, 51675392), (388, 50609920), (485, 40487936), (512, 38352830), (608, 32297120), (640, 30682264), (760, 25837696), (776, 25304960), (970, 20243968), (1024, 19176415), (1216, 16148560), (1280, 15341132), (1520, 12918848), (1552, 12652480), (1843, 10654720), (1940, 10121984), (2081, 9436160), (2432, 8074280), (2560, 7670566), (3040, 6459424), (3104, 6326240), (3686, 5327360), (3880, 5060992), (4162, 4718080), (4864, 4037140), (5120, 3835283), (6080, 3229712), (6208, 3163120), (7372, 2663680), (7760, 2530496), (8324, 2359040), (9215, 2130944), (9728, 2018570), (10405, 1887232), (12160, 1614856), (12416, 1581560), (14744, 1331840), (15520, 1265248), (16648, 1179520), (18430, 1065472), (19456, 1009285), (20810, 943616), (24320, 807428), (24832, 790780), (29488, 665920), (31040, 632624), (33296, 589760), (36860, 532736), (39539, 496640), (41620, 471808), (48640, 403714), (49664, 395390), (58976, 332960), (62080, 316312), (66592, 294880), (73720, 266368), (79078, 248320), (83240, 235904), (97280, 201857), (99328, 197695), (117952, 166480), (124160, 158156), (133184, 147440)]