491900640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13309}}^1$

素因数の和:13345

約数の個数: 192

約数和(自身を含む): 1931973120

約数和(自身を除く): 1440072480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 770, 840, 880, 924, 1056, 1120, 1155, 1232, 1320, 1540, 1680, 1760, 1848, 2310, 2464, 2640, 3080, 3360, 3696, 4620, 5280, 6160, 7392, 9240, 12320, 13309, 18480, 26618, 36960, 39927, 53236, 66545, 79854, 93163, 106472, 133090, 146399, 159708, 186326, 199635, 212944, 266180, 279489, 292798, 319416, 372652, 399270, 425888, 439197, 465815, 532360, 558978, 585596, 638832, 731995, 745304, 798540, 878394, 931630, 1024793, 1064720, 1117956, 1171192, 1277664, 1397445, 1463990, 1490608, 1597080, 1756788, 1863260, 2049586, 2129440, 2195985, 2235912, 2342384, 2794890, 2927980, 2981216, 3074379, 3194160, 3513576, 3726520, 4099172, 4391970, 4471824, 4684768, 5123965, 5589780, 5855960, 6148758, 6388320, 7027152, 7453040, 8198344, 8783940, 8943648, 10247930, 11179560, 11711920, 12297516, 14054304, 14906080, 15371895, 16396688, 17567880, 20495860, 22359120, 23423840, 24595032, 30743790, 32793376, 35135760, 40991720, 44718240, 49190064, 61487580, 70271520, 81983440, 98380128, 122975160, 163966880, 245950320, 491900640]

約数ペア:

[(1, 491900640), (2, 245950320), (3, 163966880), (4, 122975160), (5, 98380128), (6, 81983440), (7, 70271520), (8, 61487580), (10, 49190064), (11, 44718240), (12, 40991720), (14, 35135760), (15, 32793376), (16, 30743790), (20, 24595032), (21, 23423840), (22, 22359120), (24, 20495860), (28, 17567880), (30, 16396688), (32, 15371895), (33, 14906080), (35, 14054304), (40, 12297516), (42, 11711920), (44, 11179560), (48, 10247930), (55, 8943648), (56, 8783940), (60, 8198344), (66, 7453040), (70, 7027152), (77, 6388320), (80, 6148758), (84, 5855960), (88, 5589780), (96, 5123965), (105, 4684768), (110, 4471824), (112, 4391970), (120, 4099172), (132, 3726520), (140, 3513576), (154, 3194160), (160, 3074379), (165, 2981216), (168, 2927980), (176, 2794890), (210, 2342384), (220, 2235912), (224, 2195985), (231, 2129440), (240, 2049586), (264, 1863260), (280, 1756788), (308, 1597080), (330, 1490608), (336, 1463990), (352, 1397445), (385, 1277664), (420, 1171192), (440, 1117956), (462, 1064720), (480, 1024793), (528, 931630), (560, 878394), (616, 798540), (660, 745304), (672, 731995), (770, 638832), (840, 585596), (880, 558978), (924, 532360), (1056, 465815), (1120, 439197), (1155, 425888), (1232, 399270), (1320, 372652), (1540, 319416), (1680, 292798), (1760, 279489), (1848, 266180), (2310, 212944), (2464, 199635), (2640, 186326), (3080, 159708), (3360, 146399), (3696, 133090), (4620, 106472), (5280, 93163), (6160, 79854), (7392, 66545), (9240, 53236), (12320, 39927), (13309, 36960), (18480, 26618)]