320816340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2030

約数の個数: 144

約数和(自身を含む): 1063310976

約数和(自身を除く): 742494636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 355, 390, 426, 468, 585, 639, 710, 780, 852, 923, 1065, 1170, 1278, 1420, 1846, 1931, 2130, 2340, 2556, 2769, 3195, 3692, 3862, 4260, 4615, 5538, 5793, 6390, 7724, 8307, 9230, 9655, 11076, 11586, 12780, 13845, 16614, 17379, 18460, 19310, 23172, 25103, 27690, 28965, 33228, 34758, 38620, 41535, 50206, 55380, 57930, 69516, 75309, 83070, 86895, 100412, 115860, 125515, 137101, 150618, 166140, 173790, 225927, 251030, 274202, 301236, 347580, 376545, 411303, 451854, 502060, 548404, 685505, 753090, 822606, 903708, 1129635, 1233909, 1371010, 1506180, 1645212, 1782313, 2056515, 2259270, 2467818, 2742020, 3564626, 4113030, 4518540, 4935636, 5346939, 6169545, 7129252, 8226060, 8911565, 10693878, 12339090, 16040817, 17823130, 21387756, 24678180, 26734695, 32081634, 35646260, 53469390, 64163268, 80204085, 106938780, 160408170, 320816340]

約数ペア:

[(1, 320816340), (2, 160408170), (3, 106938780), (4, 80204085), (5, 64163268), (6, 53469390), (9, 35646260), (10, 32081634), (12, 26734695), (13, 24678180), (15, 21387756), (18, 17823130), (20, 16040817), (26, 12339090), (30, 10693878), (36, 8911565), (39, 8226060), (45, 7129252), (52, 6169545), (60, 5346939), (65, 4935636), (71, 4518540), (78, 4113030), (90, 3564626), (117, 2742020), (130, 2467818), (142, 2259270), (156, 2056515), (180, 1782313), (195, 1645212), (213, 1506180), (234, 1371010), (260, 1233909), (284, 1129635), (355, 903708), (390, 822606), (426, 753090), (468, 685505), (585, 548404), (639, 502060), (710, 451854), (780, 411303), (852, 376545), (923, 347580), (1065, 301236), (1170, 274202), (1278, 251030), (1420, 225927), (1846, 173790), (1931, 166140), (2130, 150618), (2340, 137101), (2556, 125515), (2769, 115860), (3195, 100412), (3692, 86895), (3862, 83070), (4260, 75309), (4615, 69516), (5538, 57930), (5793, 55380), (6390, 50206), (7724, 41535), (8307, 38620), (9230, 34758), (9655, 33228), (11076, 28965), (11586, 27690), (12780, 25103), (13845, 23172), (16614, 19310), (17379, 18460)]