64582980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2034

約数の個数: 144

約数和(自身を含む): 229594176

約数和(自身を除く): 165011196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 1997, 2156, 2310, 2695, 2940, 3234, 3994, 4620, 5390, 5991, 6468, 7988, 8085, 9985, 10780, 11982, 13979, 16170, 19970, 21967, 23964, 27958, 29955, 32340, 39940, 41937, 43934, 55916, 59910, 65901, 69895, 83874, 87868, 97853, 109835, 119820, 131802, 139790, 153769, 167748, 195706, 209685, 219670, 263604, 279580, 293559, 307538, 329505, 391412, 419370, 439340, 461307, 489265, 587118, 615076, 659010, 768845, 838740, 922614, 978530, 1076383, 1174236, 1318020, 1467795, 1537690, 1845228, 1957060, 2152766, 2306535, 2935590, 3075380, 3229149, 4305532, 4613070, 5381915, 5871180, 6458298, 9226140, 10763830, 12916596, 16145745, 21527660, 32291490, 64582980]

約数ペア:

[(1, 64582980), (2, 32291490), (3, 21527660), (4, 16145745), (5, 12916596), (6, 10763830), (7, 9226140), (10, 6458298), (11, 5871180), (12, 5381915), (14, 4613070), (15, 4305532), (20, 3229149), (21, 3075380), (22, 2935590), (28, 2306535), (30, 2152766), (33, 1957060), (35, 1845228), (42, 1537690), (44, 1467795), (49, 1318020), (55, 1174236), (60, 1076383), (66, 978530), (70, 922614), (77, 838740), (84, 768845), (98, 659010), (105, 615076), (110, 587118), (132, 489265), (140, 461307), (147, 439340), (154, 419370), (165, 391412), (196, 329505), (210, 307538), (220, 293559), (231, 279580), (245, 263604), (294, 219670), (308, 209685), (330, 195706), (385, 167748), (420, 153769), (462, 139790), (490, 131802), (539, 119820), (588, 109835), (660, 97853), (735, 87868), (770, 83874), (924, 69895), (980, 65901), (1078, 59910), (1155, 55916), (1470, 43934), (1540, 41937), (1617, 39940), (1997, 32340), (2156, 29955), (2310, 27958), (2695, 23964), (2940, 21967), (3234, 19970), (3994, 16170), (4620, 13979), (5390, 11982), (5991, 10780), (6468, 9985), (7988, 8085)]