1617286720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{977}}^1$

素因数の和:1740

約数の個数: 112

約数和(自身を含む): 4411797120

約数和(自身を除く): 2794510400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 739, 977, 1120, 1478, 1954, 2240, 2956, 3695, 3908, 4885, 5173, 5912, 6839, 7390, 7816, 9770, 10346, 11824, 13678, 14780, 15632, 19540, 20692, 23648, 25865, 27356, 29560, 31264, 34195, 39080, 41384, 47296, 51730, 54712, 59120, 62528, 68390, 78160, 82768, 103460, 109424, 118240, 136780, 156320, 165536, 206920, 218848, 236480, 273560, 312640, 331072, 413840, 437696, 547120, 722003, 827680, 1094240, 1444006, 1655360, 2188480, 2888012, 3610015, 5054021, 5776024, 7220030, 10108042, 11552048, 14440060, 20216084, 23104096, 25270105, 28880120, 40432168, 46208192, 50540210, 57760240, 80864336, 101080420, 115520480, 161728672, 202160840, 231040960, 323457344, 404321680, 808643360, 1617286720]

約数ペア:

[(1, 1617286720), (2, 808643360), (4, 404321680), (5, 323457344), (7, 231040960), (8, 202160840), (10, 161728672), (14, 115520480), (16, 101080420), (20, 80864336), (28, 57760240), (32, 50540210), (35, 46208192), (40, 40432168), (56, 28880120), (64, 25270105), (70, 23104096), (80, 20216084), (112, 14440060), (140, 11552048), (160, 10108042), (224, 7220030), (280, 5776024), (320, 5054021), (448, 3610015), (560, 2888012), (739, 2188480), (977, 1655360), (1120, 1444006), (1478, 1094240), (1954, 827680), (2240, 722003), (2956, 547120), (3695, 437696), (3908, 413840), (4885, 331072), (5173, 312640), (5912, 273560), (6839, 236480), (7390, 218848), (7816, 206920), (9770, 165536), (10346, 156320), (11824, 136780), (13678, 118240), (14780, 109424), (15632, 103460), (19540, 82768), (20692, 78160), (23648, 68390), (25865, 62528), (27356, 59120), (29560, 54712), (31264, 51730), (34195, 47296), (39080, 41384)]