857258220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157007}}^1$

素因数の和:157039

約数の個数: 96

約数和(自身を含む): 2954262528

約数和(自身を除く): 2097004308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 157007, 314014, 471021, 628028, 785035, 942042, 1099049, 1570070, 1884084, 2041091, 2198098, 2355105, 3140140, 3297147, 4082182, 4396196, 4710210, 5495245, 6123273, 6594294, 8164364, 9420420, 10205455, 10990490, 12246546, 13188588, 14287637, 16485735, 20410910, 21980980, 24493092, 28575274, 30616365, 32971470, 40821820, 42862911, 57150548, 61232730, 65942940, 71438185, 85725822, 122465460, 142876370, 171451644, 214314555, 285752740, 428629110, 857258220]

約数ペア:

[(1, 857258220), (2, 428629110), (3, 285752740), (4, 214314555), (5, 171451644), (6, 142876370), (7, 122465460), (10, 85725822), (12, 71438185), (13, 65942940), (14, 61232730), (15, 57150548), (20, 42862911), (21, 40821820), (26, 32971470), (28, 30616365), (30, 28575274), (35, 24493092), (39, 21980980), (42, 20410910), (52, 16485735), (60, 14287637), (65, 13188588), (70, 12246546), (78, 10990490), (84, 10205455), (91, 9420420), (105, 8164364), (130, 6594294), (140, 6123273), (156, 5495245), (182, 4710210), (195, 4396196), (210, 4082182), (260, 3297147), (273, 3140140), (364, 2355105), (390, 2198098), (420, 2041091), (455, 1884084), (546, 1570070), (780, 1099049), (910, 942042), (1092, 785035), (1365, 628028), (1820, 471021), (2730, 314014), (5460, 157007)]