208960830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1609}}^1$

素因数の和:1675

約数の個数: 128

約数和(自身を含む): 616694400

約数和(自身を除く): 407733570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 37, 39, 45, 54, 65, 74, 78, 90, 111, 117, 130, 135, 185, 195, 222, 234, 270, 333, 351, 370, 390, 481, 555, 585, 666, 702, 962, 999, 1110, 1170, 1443, 1609, 1665, 1755, 1998, 2405, 2886, 3218, 3330, 3510, 4329, 4810, 4827, 4995, 7215, 8045, 8658, 9654, 9990, 12987, 14430, 14481, 16090, 20917, 21645, 24135, 25974, 28962, 41834, 43290, 43443, 48270, 59533, 62751, 64935, 72405, 86886, 104585, 119066, 125502, 129870, 144810, 178599, 188253, 209170, 217215, 297665, 313755, 357198, 376506, 434430, 535797, 564759, 595330, 627510, 773929, 892995, 941265, 1071594, 1129518, 1547858, 1607391, 1785990, 1882530, 2321787, 2678985, 2823795, 3214782, 3869645, 4643574, 5357970, 5647590, 6965361, 7739290, 8036955, 11608935, 13930722, 16073910, 20896083, 23217870, 34826805, 41792166, 69653610, 104480415, 208960830]

約数ペア:

[(1, 208960830), (2, 104480415), (3, 69653610), (5, 41792166), (6, 34826805), (9, 23217870), (10, 20896083), (13, 16073910), (15, 13930722), (18, 11608935), (26, 8036955), (27, 7739290), (30, 6965361), (37, 5647590), (39, 5357970), (45, 4643574), (54, 3869645), (65, 3214782), (74, 2823795), (78, 2678985), (90, 2321787), (111, 1882530), (117, 1785990), (130, 1607391), (135, 1547858), (185, 1129518), (195, 1071594), (222, 941265), (234, 892995), (270, 773929), (333, 627510), (351, 595330), (370, 564759), (390, 535797), (481, 434430), (555, 376506), (585, 357198), (666, 313755), (702, 297665), (962, 217215), (999, 209170), (1110, 188253), (1170, 178599), (1443, 144810), (1609, 129870), (1665, 125502), (1755, 119066), (1998, 104585), (2405, 86886), (2886, 72405), (3218, 64935), (3330, 62751), (3510, 59533), (4329, 48270), (4810, 43443), (4827, 43290), (4995, 41834), (7215, 28962), (8045, 25974), (8658, 24135), (9654, 21645), (9990, 20917), (12987, 16090), (14430, 14481)]