20178608328

素因数分解:

$2^3\times 3^3\times {\mathrm{367}}^1\times {\mathrm{457}}^1\times {\mathrm{557}}^1$

素因数の和:1396

約数の個数: 128

約数和(自身を含む): 56428531200

約数和(自身を除く): 36249922872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 367, 457, 557, 734, 914, 1101, 1114, 1371, 1468, 1671, 1828, 2202, 2228, 2742, 2936, 3303, 3342, 3656, 4113, 4404, 4456, 5013, 5484, 6606, 6684, 8226, 8808, 9909, 10026, 10968, 12339, 13212, 13368, 15039, 16452, 19818, 20052, 24678, 26424, 30078, 32904, 39636, 40104, 49356, 60156, 79272, 98712, 120312, 167719, 204419, 254549, 335438, 408838, 503157, 509098, 613257, 670876, 763647, 817676, 1006314, 1018196, 1226514, 1341752, 1509471, 1527294, 1635352, 1839771, 2012628, 2036392, 2290941, 2453028, 3018942, 3054588, 3679542, 4025256, 4528413, 4581882, 4906056, 5519313, 6037884, 6109176, 6872823, 7359084, 9056826, 9163764, 11038626, 12075768, 13745646, 14718168, 18113652, 18327528, 22077252, 27491292, 36227304, 44154504, 54982584, 93419483, 186838966, 280258449, 373677932, 560516898, 747355864, 840775347, 1121033796, 1681550694, 2242067592, 2522326041, 3363101388, 5044652082, 6726202776, 10089304164, 20178608328]

約数ペア:

[(1, 20178608328), (2, 10089304164), (3, 6726202776), (4, 5044652082), (6, 3363101388), (8, 2522326041), (9, 2242067592), (12, 1681550694), (18, 1121033796), (24, 840775347), (27, 747355864), (36, 560516898), (54, 373677932), (72, 280258449), (108, 186838966), (216, 93419483), (367, 54982584), (457, 44154504), (557, 36227304), (734, 27491292), (914, 22077252), (1101, 18327528), (1114, 18113652), (1371, 14718168), (1468, 13745646), (1671, 12075768), (1828, 11038626), (2202, 9163764), (2228, 9056826), (2742, 7359084), (2936, 6872823), (3303, 6109176), (3342, 6037884), (3656, 5519313), (4113, 4906056), (4404, 4581882), (4456, 4528413), (5013, 4025256), (5484, 3679542), (6606, 3054588), (6684, 3018942), (8226, 2453028), (8808, 2290941), (9909, 2036392), (10026, 2012628), (10968, 1839771), (12339, 1635352), (13212, 1527294), (13368, 1509471), (15039, 1341752), (16452, 1226514), (19818, 1018196), (20052, 1006314), (24678, 817676), (26424, 763647), (30078, 670876), (32904, 613257), (39636, 509098), (40104, 503157), (49356, 408838), (60156, 335438), (79272, 254549), (98712, 204419), (120312, 167719)]