284116280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{5099}}^1$

素因数の和:5316

約数の個数: 64

約数和(自身を含む): 734400000

約数和(自身を除く): 450283720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 995, 1393, 1592, 1990, 2786, 3980, 5099, 5572, 6965, 7960, 10198, 11144, 13930, 20396, 25495, 27860, 35693, 40792, 50990, 55720, 71386, 101980, 142772, 178465, 203960, 285544, 356930, 713860, 1014701, 1427720, 2029402, 4058804, 5073505, 7102907, 8117608, 10147010, 14205814, 20294020, 28411628, 35514535, 40588040, 56823256, 71029070, 142058140, 284116280]

約数ペア:

[(1, 284116280), (2, 142058140), (4, 71029070), (5, 56823256), (7, 40588040), (8, 35514535), (10, 28411628), (14, 20294020), (20, 14205814), (28, 10147010), (35, 8117608), (40, 7102907), (56, 5073505), (70, 4058804), (140, 2029402), (199, 1427720), (280, 1014701), (398, 713860), (796, 356930), (995, 285544), (1393, 203960), (1592, 178465), (1990, 142772), (2786, 101980), (3980, 71386), (5099, 55720), (5572, 50990), (6965, 40792), (7960, 35693), (10198, 27860), (11144, 25495), (13930, 20396)]