204530560

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 555500160

約数和(自身を除く): 350969600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 61, 62, 64, 65, 80, 104, 122, 124, 128, 130, 155, 160, 169, 208, 244, 248, 260, 305, 310, 320, 338, 403, 416, 488, 496, 520, 610, 620, 640, 676, 793, 806, 832, 845, 976, 992, 1040, 1220, 1240, 1352, 1586, 1612, 1664, 1690, 1891, 1952, 1984, 2015, 2080, 2440, 2480, 2704, 3172, 3224, 3380, 3782, 3904, 3965, 3968, 4030, 4160, 4880, 4960, 5239, 5408, 6344, 6448, 6760, 7564, 7808, 7930, 8060, 8320, 9455, 9760, 9920, 10309, 10478, 10816, 12688, 12896, 13520, 15128, 15860, 16120, 18910, 19520, 19840, 20618, 20956, 21632, 24583, 25376, 25792, 26195, 27040, 30256, 31720, 32240, 37820, 39040, 41236, 41912, 49166, 50752, 51545, 51584, 52390, 54080, 60512, 63440, 64480, 75640, 82472, 83824, 98332, 101504, 103090, 104780, 108160, 121024, 122915, 126880, 128960, 151280, 164944, 167648, 196664, 206180, 209560, 242048, 245830, 253760, 257920, 302560, 319579, 329888, 335296, 393328, 412360, 419120, 491660, 507520, 605120, 639158, 659776, 670592, 786656, 824720, 838240, 983320, 1210240, 1278316, 1319552, 1573312, 1597895, 1649440, 1676480, 1966640, 2556632, 3146624, 3195790, 3298880, 3352960, 3933280, 5113264, 6391580, 6597760, 7866560, 10226528, 12783160, 15733120, 20453056, 25566320, 40906112, 51132640, 102265280, 204530560]

約数ペア:

[(1, 204530560), (2, 102265280), (4, 51132640), (5, 40906112), (8, 25566320), (10, 20453056), (13, 15733120), (16, 12783160), (20, 10226528), (26, 7866560), (31, 6597760), (32, 6391580), (40, 5113264), (52, 3933280), (61, 3352960), (62, 3298880), (64, 3195790), (65, 3146624), (80, 2556632), (104, 1966640), (122, 1676480), (124, 1649440), (128, 1597895), (130, 1573312), (155, 1319552), (160, 1278316), (169, 1210240), (208, 983320), (244, 838240), (248, 824720), (260, 786656), (305, 670592), (310, 659776), (320, 639158), (338, 605120), (403, 507520), (416, 491660), (488, 419120), (496, 412360), (520, 393328), (610, 335296), (620, 329888), (640, 319579), (676, 302560), (793, 257920), (806, 253760), (832, 245830), (845, 242048), (976, 209560), (992, 206180), (1040, 196664), (1220, 167648), (1240, 164944), (1352, 151280), (1586, 128960), (1612, 126880), (1664, 122915), (1690, 121024), (1891, 108160), (1952, 104780), (1984, 103090), (2015, 101504), (2080, 98332), (2440, 83824), (2480, 82472), (2704, 75640), (3172, 64480), (3224, 63440), (3380, 60512), (3782, 54080), (3904, 52390), (3965, 51584), (3968, 51545), (4030, 50752), (4160, 49166), (4880, 41912), (4960, 41236), (5239, 39040), (5408, 37820), (6344, 32240), (6448, 31720), (6760, 30256), (7564, 27040), (7808, 26195), (7930, 25792), (8060, 25376), (8320, 24583), (9455, 21632), (9760, 20956), (9920, 20618), (10309, 19840), (10478, 19520), (10816, 18910), (12688, 16120), (12896, 15860), (13520, 15128)]