622542420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:782

約数の個数: 144

約数和(自身を含む): 1965600000

約数和(自身を除く): 1343057580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 239, 261, 290, 348, 435, 478, 499, 522, 580, 717, 870, 956, 998, 1044, 1195, 1305, 1434, 1497, 1740, 1996, 2151, 2390, 2495, 2610, 2868, 2994, 3585, 4302, 4491, 4780, 4990, 5220, 5988, 6931, 7170, 7485, 8604, 8982, 9980, 10755, 13862, 14340, 14471, 14970, 17964, 20793, 21510, 22455, 27724, 28942, 29940, 34655, 41586, 43020, 43413, 44910, 57884, 62379, 69310, 72355, 83172, 86826, 89820, 103965, 119261, 124758, 130239, 138620, 144710, 173652, 207930, 217065, 238522, 249516, 260478, 289420, 311895, 357783, 415860, 434130, 477044, 520956, 596305, 623790, 651195, 715566, 868260, 1073349, 1192610, 1247580, 1302390, 1431132, 1788915, 2146698, 2385220, 2604780, 3458569, 3577830, 4293396, 5366745, 6917138, 7155660, 10375707, 10733490, 13834276, 17292845, 20751414, 21466980, 31127121, 34585690, 41502828, 51878535, 62254242, 69171380, 103757070, 124508484, 155635605, 207514140, 311271210, 622542420]

約数ペア:

[(1, 622542420), (2, 311271210), (3, 207514140), (4, 155635605), (5, 124508484), (6, 103757070), (9, 69171380), (10, 62254242), (12, 51878535), (15, 41502828), (18, 34585690), (20, 31127121), (29, 21466980), (30, 20751414), (36, 17292845), (45, 13834276), (58, 10733490), (60, 10375707), (87, 7155660), (90, 6917138), (116, 5366745), (145, 4293396), (174, 3577830), (180, 3458569), (239, 2604780), (261, 2385220), (290, 2146698), (348, 1788915), (435, 1431132), (478, 1302390), (499, 1247580), (522, 1192610), (580, 1073349), (717, 868260), (870, 715566), (956, 651195), (998, 623790), (1044, 596305), (1195, 520956), (1305, 477044), (1434, 434130), (1497, 415860), (1740, 357783), (1996, 311895), (2151, 289420), (2390, 260478), (2495, 249516), (2610, 238522), (2868, 217065), (2994, 207930), (3585, 173652), (4302, 144710), (4491, 138620), (4780, 130239), (4990, 124758), (5220, 119261), (5988, 103965), (6931, 89820), (7170, 86826), (7485, 83172), (8604, 72355), (8982, 69310), (9980, 62379), (10755, 57884), (13862, 44910), (14340, 43413), (14471, 43020), (14970, 41586), (17964, 34655), (20793, 29940), (21510, 28942), (22455, 27724)]