67388880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21599}}^1$

素因数の和:21628

約数の個数: 80

約数和(自身を含む): 224985600

約数和(自身を除く): 157596720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 21599, 43198, 64797, 86396, 107995, 129594, 172792, 215990, 259188, 280787, 323985, 345584, 431980, 518376, 561574, 647970, 842361, 863960, 1036752, 1123148, 1295940, 1403935, 1684722, 1727920, 2246296, 2591880, 2807870, 3369444, 4211805, 4492592, 5183760, 5615740, 6738888, 8423610, 11231480, 13477776, 16847220, 22462960, 33694440, 67388880]

約数ペア:

[(1, 67388880), (2, 33694440), (3, 22462960), (4, 16847220), (5, 13477776), (6, 11231480), (8, 8423610), (10, 6738888), (12, 5615740), (13, 5183760), (15, 4492592), (16, 4211805), (20, 3369444), (24, 2807870), (26, 2591880), (30, 2246296), (39, 1727920), (40, 1684722), (48, 1403935), (52, 1295940), (60, 1123148), (65, 1036752), (78, 863960), (80, 842361), (104, 647970), (120, 561574), (130, 518376), (156, 431980), (195, 345584), (208, 323985), (240, 280787), (260, 259188), (312, 215990), (390, 172792), (520, 129594), (624, 107995), (780, 86396), (1040, 64797), (1560, 43198), (3120, 21599)]