304545520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{751}}^1$

素因数の和:938

約数の個数: 80

約数和(自身を含む): 733488768

約数和(自身を除く): 428943248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 137, 148, 185, 274, 296, 370, 548, 592, 685, 740, 751, 1096, 1370, 1480, 1502, 2192, 2740, 2960, 3004, 3755, 5069, 5480, 6008, 7510, 10138, 10960, 12016, 15020, 20276, 25345, 27787, 30040, 40552, 50690, 55574, 60080, 81104, 101380, 102887, 111148, 138935, 202760, 205774, 222296, 277870, 405520, 411548, 444592, 514435, 555740, 823096, 1028870, 1111480, 1646192, 2057740, 2222960, 3806819, 4115480, 7613638, 8230960, 15227276, 19034095, 30454552, 38068190, 60909104, 76136380, 152272760, 304545520]

約数ペア:

[(1, 304545520), (2, 152272760), (4, 76136380), (5, 60909104), (8, 38068190), (10, 30454552), (16, 19034095), (20, 15227276), (37, 8230960), (40, 7613638), (74, 4115480), (80, 3806819), (137, 2222960), (148, 2057740), (185, 1646192), (274, 1111480), (296, 1028870), (370, 823096), (548, 555740), (592, 514435), (685, 444592), (740, 411548), (751, 405520), (1096, 277870), (1370, 222296), (1480, 205774), (1502, 202760), (2192, 138935), (2740, 111148), (2960, 102887), (3004, 101380), (3755, 81104), (5069, 60080), (5480, 55574), (6008, 50690), (7510, 40552), (10138, 30040), (10960, 27787), (12016, 25345), (15020, 20276)]