30940380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 98794080

約数和(自身を除く): 67853700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 269, 270, 284, 324, 355, 405, 426, 538, 540, 639, 710, 807, 810, 852, 1065, 1076, 1278, 1345, 1420, 1614, 1620, 1917, 2130, 2421, 2556, 2690, 3195, 3228, 3834, 4035, 4260, 4842, 5380, 5751, 6390, 7263, 7668, 8070, 9585, 9684, 11502, 12105, 12780, 14526, 16140, 19099, 19170, 21789, 23004, 24210, 28755, 29052, 36315, 38198, 38340, 43578, 48420, 57297, 57510, 72630, 76396, 87156, 95495, 108945, 114594, 115020, 145260, 171891, 190990, 217890, 229188, 286485, 343782, 381980, 435780, 515673, 572970, 687564, 859455, 1031346, 1145940, 1547019, 1718910, 2062692, 2578365, 3094038, 3437820, 5156730, 6188076, 7735095, 10313460, 15470190, 30940380]

約数ペア:

[(1, 30940380), (2, 15470190), (3, 10313460), (4, 7735095), (5, 6188076), (6, 5156730), (9, 3437820), (10, 3094038), (12, 2578365), (15, 2062692), (18, 1718910), (20, 1547019), (27, 1145940), (30, 1031346), (36, 859455), (45, 687564), (54, 572970), (60, 515673), (71, 435780), (81, 381980), (90, 343782), (108, 286485), (135, 229188), (142, 217890), (162, 190990), (180, 171891), (213, 145260), (269, 115020), (270, 114594), (284, 108945), (324, 95495), (355, 87156), (405, 76396), (426, 72630), (538, 57510), (540, 57297), (639, 48420), (710, 43578), (807, 38340), (810, 38198), (852, 36315), (1065, 29052), (1076, 28755), (1278, 24210), (1345, 23004), (1420, 21789), (1614, 19170), (1620, 19099), (1917, 16140), (2130, 14526), (2421, 12780), (2556, 12105), (2690, 11502), (3195, 9684), (3228, 9585), (3834, 8070), (4035, 7668), (4260, 7263), (4842, 6390), (5380, 5751)]