78923460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1553}}^1$

素因数の和:1594

約数の個数: 144

約数和(自身を含む): 277780608

約数和(自身を除く): 198857148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1553, 1694, 1815, 2310, 2420, 2541, 3106, 3388, 3630, 4235, 4620, 4659, 5082, 6212, 7260, 7765, 8470, 9318, 10164, 10871, 12705, 15530, 16940, 17083, 18636, 21742, 23295, 25410, 31060, 32613, 34166, 43484, 46590, 50820, 51249, 54355, 65226, 68332, 85415, 93180, 102498, 108710, 119581, 130452, 163065, 170830, 187913, 204996, 217420, 239162, 256245, 326130, 341660, 358743, 375826, 478324, 512490, 563739, 597905, 652260, 717486, 751652, 939565, 1024980, 1127478, 1195810, 1315391, 1434972, 1793715, 1879130, 2254956, 2391620, 2630782, 2818695, 3587430, 3758260, 3946173, 5261564, 5637390, 6576955, 7174860, 7892346, 11274780, 13153910, 15784692, 19730865, 26307820, 39461730, 78923460]

約数ペア:

[(1, 78923460), (2, 39461730), (3, 26307820), (4, 19730865), (5, 15784692), (6, 13153910), (7, 11274780), (10, 7892346), (11, 7174860), (12, 6576955), (14, 5637390), (15, 5261564), (20, 3946173), (21, 3758260), (22, 3587430), (28, 2818695), (30, 2630782), (33, 2391620), (35, 2254956), (42, 1879130), (44, 1793715), (55, 1434972), (60, 1315391), (66, 1195810), (70, 1127478), (77, 1024980), (84, 939565), (105, 751652), (110, 717486), (121, 652260), (132, 597905), (140, 563739), (154, 512490), (165, 478324), (210, 375826), (220, 358743), (231, 341660), (242, 326130), (308, 256245), (330, 239162), (363, 217420), (385, 204996), (420, 187913), (462, 170830), (484, 163065), (605, 130452), (660, 119581), (726, 108710), (770, 102498), (847, 93180), (924, 85415), (1155, 68332), (1210, 65226), (1452, 54355), (1540, 51249), (1553, 50820), (1694, 46590), (1815, 43484), (2310, 34166), (2420, 32613), (2541, 31060), (3106, 25410), (3388, 23295), (3630, 21742), (4235, 18636), (4620, 17083), (4659, 16940), (5082, 15530), (6212, 12705), (7260, 10871), (7765, 10164), (8470, 9318)]