1840398975

素因数分解:

$3^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:447

約数の個数: 120

約数和(自身を含む): 3549826368

約数和(自身を除く): 1709427393

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 61, 75, 81, 135, 141, 183, 225, 235, 305, 317, 405, 423, 549, 675, 705, 915, 951, 1175, 1269, 1525, 1585, 1647, 2025, 2115, 2745, 2853, 2867, 3525, 3807, 4575, 4755, 4941, 6345, 7925, 8235, 8559, 8601, 10575, 13725, 14265, 14335, 14899, 19035, 19337, 23775, 24705, 25677, 25803, 31725, 41175, 42795, 43005, 44697, 58011, 71325, 71675, 74495, 77409, 95175, 96685, 123525, 128385, 129015, 134091, 174033, 213975, 215025, 223485, 232227, 290055, 372475, 387045, 402273, 483425, 522099, 641925, 645075, 670455, 870165, 908839, 1117425, 1161135, 1206819, 1450275, 1566297, 1935225, 2011365, 2610495, 2726517, 3352275, 4350825, 4544195, 5805675, 6034095, 7831485, 8179551, 10056825, 13052475, 13632585, 22720975, 24538653, 30170475, 39157425, 40897755, 68162925, 73615959, 122693265, 204488775, 368079795, 613466325, 1840398975]

約数ペア:

[(1, 1840398975), (3, 613466325), (5, 368079795), (9, 204488775), (15, 122693265), (25, 73615959), (27, 68162925), (45, 40897755), (47, 39157425), (61, 30170475), (75, 24538653), (81, 22720975), (135, 13632585), (141, 13052475), (183, 10056825), (225, 8179551), (235, 7831485), (305, 6034095), (317, 5805675), (405, 4544195), (423, 4350825), (549, 3352275), (675, 2726517), (705, 2610495), (915, 2011365), (951, 1935225), (1175, 1566297), (1269, 1450275), (1525, 1206819), (1585, 1161135), (1647, 1117425), (2025, 908839), (2115, 870165), (2745, 670455), (2853, 645075), (2867, 641925), (3525, 522099), (3807, 483425), (4575, 402273), (4755, 387045), (4941, 372475), (6345, 290055), (7925, 232227), (8235, 223485), (8559, 215025), (8601, 213975), (10575, 174033), (13725, 134091), (14265, 129015), (14335, 128385), (14899, 123525), (19035, 96685), (19337, 95175), (23775, 77409), (24705, 74495), (25677, 71675), (25803, 71325), (31725, 58011), (41175, 44697), (42795, 43005)]