28506360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 90316800

約数和(自身を除く): 61810440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 79, 93, 97, 120, 124, 155, 158, 186, 194, 237, 248, 291, 310, 316, 372, 388, 395, 465, 474, 485, 582, 620, 632, 744, 776, 790, 930, 948, 970, 1164, 1185, 1240, 1455, 1580, 1860, 1896, 1940, 2328, 2370, 2449, 2910, 3007, 3160, 3720, 3880, 4740, 4898, 5820, 6014, 7347, 7663, 9021, 9480, 9796, 11640, 12028, 12245, 14694, 15035, 15326, 18042, 19592, 22989, 24056, 24490, 29388, 30070, 30652, 36084, 36735, 38315, 45105, 45978, 48980, 58776, 60140, 61304, 72168, 73470, 76630, 90210, 91956, 97960, 114945, 120280, 146940, 153260, 180420, 183912, 229890, 237553, 293880, 306520, 360840, 459780, 475106, 712659, 919560, 950212, 1187765, 1425318, 1900424, 2375530, 2850636, 3563295, 4751060, 5701272, 7126590, 9502120, 14253180, 28506360]

約数ペア:

[(1, 28506360), (2, 14253180), (3, 9502120), (4, 7126590), (5, 5701272), (6, 4751060), (8, 3563295), (10, 2850636), (12, 2375530), (15, 1900424), (20, 1425318), (24, 1187765), (30, 950212), (31, 919560), (40, 712659), (60, 475106), (62, 459780), (79, 360840), (93, 306520), (97, 293880), (120, 237553), (124, 229890), (155, 183912), (158, 180420), (186, 153260), (194, 146940), (237, 120280), (248, 114945), (291, 97960), (310, 91956), (316, 90210), (372, 76630), (388, 73470), (395, 72168), (465, 61304), (474, 60140), (485, 58776), (582, 48980), (620, 45978), (632, 45105), (744, 38315), (776, 36735), (790, 36084), (930, 30652), (948, 30070), (970, 29388), (1164, 24490), (1185, 24056), (1240, 22989), (1455, 19592), (1580, 18042), (1860, 15326), (1896, 15035), (1940, 14694), (2328, 12245), (2370, 12028), (2449, 11640), (2910, 9796), (3007, 9480), (3160, 9021), (3720, 7663), (3880, 7347), (4740, 6014), (4898, 5820)]