19596780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 69049344

約数和(自身を除く): 49452564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 151, 180, 206, 210, 252, 302, 309, 315, 412, 420, 453, 515, 604, 618, 630, 721, 755, 906, 927, 1030, 1057, 1236, 1260, 1359, 1442, 1510, 1545, 1812, 1854, 2060, 2114, 2163, 2265, 2718, 2884, 3020, 3090, 3171, 3605, 3708, 4228, 4326, 4530, 4635, 5285, 5436, 6180, 6342, 6489, 6795, 7210, 8652, 9060, 9270, 9513, 10570, 10815, 12684, 12978, 13590, 14420, 15553, 15855, 18540, 19026, 21140, 21630, 25956, 27180, 31106, 31710, 32445, 38052, 43260, 46659, 47565, 62212, 63420, 64890, 77765, 93318, 95130, 108871, 129780, 139977, 155530, 186636, 190260, 217742, 233295, 279954, 311060, 326613, 435484, 466590, 544355, 559908, 653226, 699885, 933180, 979839, 1088710, 1306452, 1399770, 1633065, 1959678, 2177420, 2799540, 3266130, 3919356, 4899195, 6532260, 9798390, 19596780]

約数ペア:

[(1, 19596780), (2, 9798390), (3, 6532260), (4, 4899195), (5, 3919356), (6, 3266130), (7, 2799540), (9, 2177420), (10, 1959678), (12, 1633065), (14, 1399770), (15, 1306452), (18, 1088710), (20, 979839), (21, 933180), (28, 699885), (30, 653226), (35, 559908), (36, 544355), (42, 466590), (45, 435484), (60, 326613), (63, 311060), (70, 279954), (84, 233295), (90, 217742), (103, 190260), (105, 186636), (126, 155530), (140, 139977), (151, 129780), (180, 108871), (206, 95130), (210, 93318), (252, 77765), (302, 64890), (309, 63420), (315, 62212), (412, 47565), (420, 46659), (453, 43260), (515, 38052), (604, 32445), (618, 31710), (630, 31106), (721, 27180), (755, 25956), (906, 21630), (927, 21140), (1030, 19026), (1057, 18540), (1236, 15855), (1260, 15553), (1359, 14420), (1442, 13590), (1510, 12978), (1545, 12684), (1812, 10815), (1854, 10570), (2060, 9513), (2114, 9270), (2163, 9060), (2265, 8652), (2718, 7210), (2884, 6795), (3020, 6489), (3090, 6342), (3171, 6180), (3605, 5436), (3708, 5285), (4228, 4635), (4326, 4530)]