1941225720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{62459}}^1$

素因数の和:62517

約数の個数: 128

約数和(自身を含む): 6835622400

約数和(自身を除く): 4894396680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 10360, 15540, 31080, 62459, 124918, 187377, 249836, 312295, 374754, 437213, 499672, 624590, 749508, 874426, 936885, 1249180, 1311639, 1499016, 1748852, 1873770, 2186065, 2310983, 2498360, 2623278, 3497704, 3747540, 4372130, 4621966, 5246556, 6558195, 6932949, 7495080, 8744260, 9243932, 10493112, 11554915, 13116390, 13865898, 16176881, 17488520, 18487864, 23109830, 26232780, 27731796, 32353762, 34664745, 46219660, 48530643, 52465560, 55463592, 64707524, 69329490, 80884405, 92439320, 97061286, 129415048, 138658980, 161768810, 194122572, 242653215, 277317960, 323537620, 388245144, 485306430, 647075240, 970612860, 1941225720]

約数ペア:

[(1, 1941225720), (2, 970612860), (3, 647075240), (4, 485306430), (5, 388245144), (6, 323537620), (7, 277317960), (8, 242653215), (10, 194122572), (12, 161768810), (14, 138658980), (15, 129415048), (20, 97061286), (21, 92439320), (24, 80884405), (28, 69329490), (30, 64707524), (35, 55463592), (37, 52465560), (40, 48530643), (42, 46219660), (56, 34664745), (60, 32353762), (70, 27731796), (74, 26232780), (84, 23109830), (105, 18487864), (111, 17488520), (120, 16176881), (140, 13865898), (148, 13116390), (168, 11554915), (185, 10493112), (210, 9243932), (222, 8744260), (259, 7495080), (280, 6932949), (296, 6558195), (370, 5246556), (420, 4621966), (444, 4372130), (518, 3747540), (555, 3497704), (740, 2623278), (777, 2498360), (840, 2310983), (888, 2186065), (1036, 1873770), (1110, 1748852), (1295, 1499016), (1480, 1311639), (1554, 1249180), (2072, 936885), (2220, 874426), (2590, 749508), (3108, 624590), (3885, 499672), (4440, 437213), (5180, 374754), (6216, 312295), (7770, 249836), (10360, 187377), (15540, 124918), (31080, 62459)]