21598320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2950

約数の個数: 80

約数和(自身を含む): 69138432

約数和(自身を除く): 47540112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 2903, 3720, 5806, 7440, 8709, 11612, 14515, 17418, 23224, 29030, 34836, 43545, 46448, 58060, 69672, 87090, 89993, 116120, 139344, 174180, 179986, 232240, 269979, 348360, 359972, 449965, 539958, 696720, 719944, 899930, 1079916, 1349895, 1439888, 1799860, 2159832, 2699790, 3599720, 4319664, 5399580, 7199440, 10799160, 21598320]

約数ペア:

[(1, 21598320), (2, 10799160), (3, 7199440), (4, 5399580), (5, 4319664), (6, 3599720), (8, 2699790), (10, 2159832), (12, 1799860), (15, 1439888), (16, 1349895), (20, 1079916), (24, 899930), (30, 719944), (31, 696720), (40, 539958), (48, 449965), (60, 359972), (62, 348360), (80, 269979), (93, 232240), (120, 179986), (124, 174180), (155, 139344), (186, 116120), (240, 89993), (248, 87090), (310, 69672), (372, 58060), (465, 46448), (496, 43545), (620, 34836), (744, 29030), (930, 23224), (1240, 17418), (1488, 14515), (1860, 11612), (2480, 8709), (2903, 7440), (3720, 5806)]