308720580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{2143}}^1$

素因数の和:2183

約数の個数: 120

約数和(自身を含む): 1008897792

約数和(自身を除く): 700177212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2143, 2401, 2940, 3430, 4116, 4286, 4802, 5145, 6429, 6860, 7203, 8572, 9604, 10290, 10715, 12005, 12858, 14406, 15001, 20580, 21430, 24010, 25716, 28812, 30002, 32145, 36015, 42860, 45003, 48020, 60004, 64290, 72030, 75005, 90006, 105007, 128580, 144060, 150010, 180012, 210014, 225015, 300020, 315021, 420028, 450030, 525035, 630042, 735049, 900060, 1050070, 1260084, 1470098, 1575105, 2100140, 2205147, 2940196, 3150210, 3675245, 4410294, 5145343, 6300420, 7350490, 8820588, 10290686, 11025735, 14700980, 15436029, 20581372, 22051470, 25726715, 30872058, 44102940, 51453430, 61744116, 77180145, 102906860, 154360290, 308720580]

約数ペア:

[(1, 308720580), (2, 154360290), (3, 102906860), (4, 77180145), (5, 61744116), (6, 51453430), (7, 44102940), (10, 30872058), (12, 25726715), (14, 22051470), (15, 20581372), (20, 15436029), (21, 14700980), (28, 11025735), (30, 10290686), (35, 8820588), (42, 7350490), (49, 6300420), (60, 5145343), (70, 4410294), (84, 3675245), (98, 3150210), (105, 2940196), (140, 2205147), (147, 2100140), (196, 1575105), (210, 1470098), (245, 1260084), (294, 1050070), (343, 900060), (420, 735049), (490, 630042), (588, 525035), (686, 450030), (735, 420028), (980, 315021), (1029, 300020), (1372, 225015), (1470, 210014), (1715, 180012), (2058, 150010), (2143, 144060), (2401, 128580), (2940, 105007), (3430, 90006), (4116, 75005), (4286, 72030), (4802, 64290), (5145, 60004), (6429, 48020), (6860, 45003), (7203, 42860), (8572, 36015), (9604, 32145), (10290, 30002), (10715, 28812), (12005, 25716), (12858, 24010), (14406, 21430), (15001, 20580)]