64373940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:603

約数の個数: 120

約数和(自身を含む): 204906240

約数和(自身を除く): 140532300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 270, 316, 324, 395, 405, 474, 503, 540, 711, 790, 810, 948, 1006, 1185, 1422, 1509, 1580, 1620, 2012, 2133, 2370, 2515, 2844, 3018, 3555, 4266, 4527, 4740, 5030, 6036, 6399, 7110, 7545, 8532, 9054, 10060, 10665, 12798, 13581, 14220, 15090, 18108, 21330, 22635, 25596, 27162, 30180, 31995, 39737, 40743, 42660, 45270, 54324, 63990, 67905, 79474, 81486, 90540, 119211, 127980, 135810, 158948, 162972, 198685, 203715, 238422, 271620, 357633, 397370, 407430, 476844, 596055, 715266, 794740, 814860, 1072899, 1192110, 1430532, 1788165, 2145798, 2384220, 3218697, 3576330, 4291596, 5364495, 6437394, 7152660, 10728990, 12874788, 16093485, 21457980, 32186970, 64373940]

約数ペア:

[(1, 64373940), (2, 32186970), (3, 21457980), (4, 16093485), (5, 12874788), (6, 10728990), (9, 7152660), (10, 6437394), (12, 5364495), (15, 4291596), (18, 3576330), (20, 3218697), (27, 2384220), (30, 2145798), (36, 1788165), (45, 1430532), (54, 1192110), (60, 1072899), (79, 814860), (81, 794740), (90, 715266), (108, 596055), (135, 476844), (158, 407430), (162, 397370), (180, 357633), (237, 271620), (270, 238422), (316, 203715), (324, 198685), (395, 162972), (405, 158948), (474, 135810), (503, 127980), (540, 119211), (711, 90540), (790, 81486), (810, 79474), (948, 67905), (1006, 63990), (1185, 54324), (1422, 45270), (1509, 42660), (1580, 40743), (1620, 39737), (2012, 31995), (2133, 30180), (2370, 27162), (2515, 25596), (2844, 22635), (3018, 21330), (3555, 18108), (4266, 15090), (4527, 14220), (4740, 13581), (5030, 12798), (6036, 10665), (6399, 10060), (7110, 9054), (7545, 8532)]