68765130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:561

約数の個数: 144

約数和(自身を含む): 215115264

約数和(自身を除く): 146350134

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 490, 503, 558, 630, 651, 735, 882, 930, 1006, 1085, 1302, 1395, 1470, 1509, 1519, 1953, 2170, 2205, 2515, 2790, 3018, 3038, 3255, 3521, 3906, 4410, 4527, 4557, 5030, 6510, 7042, 7545, 7595, 9054, 9114, 9765, 10563, 13671, 15090, 15190, 15593, 17605, 19530, 21126, 22635, 22785, 24647, 27342, 31186, 31689, 35210, 45270, 45570, 46779, 49294, 52815, 63378, 68355, 73941, 77965, 93558, 105630, 109151, 123235, 136710, 140337, 147882, 155930, 158445, 218302, 221823, 233895, 246470, 280674, 316890, 327453, 369705, 443646, 467790, 545755, 654906, 701685, 739410, 764057, 982359, 1091510, 1109115, 1403370, 1528114, 1637265, 1964718, 2218230, 2292171, 3274530, 3820285, 4584342, 4911795, 6876513, 7640570, 9823590, 11460855, 13753026, 22921710, 34382565, 68765130]

約数ペア:

[(1, 68765130), (2, 34382565), (3, 22921710), (5, 13753026), (6, 11460855), (7, 9823590), (9, 7640570), (10, 6876513), (14, 4911795), (15, 4584342), (18, 3820285), (21, 3274530), (30, 2292171), (31, 2218230), (35, 1964718), (42, 1637265), (45, 1528114), (49, 1403370), (62, 1109115), (63, 1091510), (70, 982359), (90, 764057), (93, 739410), (98, 701685), (105, 654906), (126, 545755), (147, 467790), (155, 443646), (186, 369705), (210, 327453), (217, 316890), (245, 280674), (279, 246470), (294, 233895), (310, 221823), (315, 218302), (434, 158445), (441, 155930), (465, 147882), (490, 140337), (503, 136710), (558, 123235), (630, 109151), (651, 105630), (735, 93558), (882, 77965), (930, 73941), (1006, 68355), (1085, 63378), (1302, 52815), (1395, 49294), (1470, 46779), (1509, 45570), (1519, 45270), (1953, 35210), (2170, 31689), (2205, 31186), (2515, 27342), (2790, 24647), (3018, 22785), (3038, 22635), (3255, 21126), (3521, 19530), (3906, 17605), (4410, 15593), (4527, 15190), (4557, 15090), (5030, 13671), (6510, 10563), (7042, 9765), (7545, 9114), (7595, 9054)]