280943600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{373}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 776334240

約数和(自身を除く): 495390640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 269, 280, 350, 373, 400, 538, 560, 700, 746, 1076, 1345, 1400, 1492, 1865, 1883, 2152, 2611, 2690, 2800, 2984, 3730, 3766, 4304, 5222, 5380, 5968, 6725, 7460, 7532, 9325, 9415, 10444, 10760, 13055, 13450, 14920, 15064, 18650, 18830, 20888, 21520, 26110, 26900, 29840, 30128, 37300, 37660, 41776, 47075, 52220, 53800, 65275, 74600, 75320, 94150, 100337, 104440, 107600, 130550, 149200, 150640, 188300, 200674, 208880, 261100, 376600, 401348, 501685, 522200, 702359, 753200, 802696, 1003370, 1044400, 1404718, 1605392, 2006740, 2508425, 2809436, 3511795, 4013480, 5016850, 5618872, 7023590, 8026960, 10033700, 11237744, 14047180, 17558975, 20067400, 28094360, 35117950, 40134800, 56188720, 70235900, 140471800, 280943600]

約数ペア:

[(1, 280943600), (2, 140471800), (4, 70235900), (5, 56188720), (7, 40134800), (8, 35117950), (10, 28094360), (14, 20067400), (16, 17558975), (20, 14047180), (25, 11237744), (28, 10033700), (35, 8026960), (40, 7023590), (50, 5618872), (56, 5016850), (70, 4013480), (80, 3511795), (100, 2809436), (112, 2508425), (140, 2006740), (175, 1605392), (200, 1404718), (269, 1044400), (280, 1003370), (350, 802696), (373, 753200), (400, 702359), (538, 522200), (560, 501685), (700, 401348), (746, 376600), (1076, 261100), (1345, 208880), (1400, 200674), (1492, 188300), (1865, 150640), (1883, 149200), (2152, 130550), (2611, 107600), (2690, 104440), (2800, 100337), (2984, 94150), (3730, 75320), (3766, 74600), (4304, 65275), (5222, 53800), (5380, 52220), (5968, 47075), (6725, 41776), (7460, 37660), (7532, 37300), (9325, 30128), (9415, 29840), (10444, 26900), (10760, 26110), (13055, 21520), (13450, 20888), (14920, 18830), (15064, 18650)]