248661408120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2998811}}^1$

素因数の和:2999516

約数の個数: 64

約数和(自身を含む): 747064045440

約数和(自身を除く): 498402637320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 691, 1382, 2073, 2764, 3455, 4146, 5528, 6910, 8292, 10365, 13820, 16584, 20730, 27640, 41460, 82920, 2998811, 5997622, 8996433, 11995244, 14994055, 17992866, 23990488, 29988110, 35985732, 44982165, 59976220, 71971464, 89964330, 119952440, 179928660, 359857320, 2072178401, 4144356802, 6216535203, 8288713604, 10360892005, 12433070406, 16577427208, 20721784010, 24866140812, 31082676015, 41443568020, 49732281624, 62165352030, 82887136040, 124330704060, 248661408120]

約数ペア:

[(1, 248661408120), (2, 124330704060), (3, 82887136040), (4, 62165352030), (5, 49732281624), (6, 41443568020), (8, 31082676015), (10, 24866140812), (12, 20721784010), (15, 16577427208), (20, 12433070406), (24, 10360892005), (30, 8288713604), (40, 6216535203), (60, 4144356802), (120, 2072178401), (691, 359857320), (1382, 179928660), (2073, 119952440), (2764, 89964330), (3455, 71971464), (4146, 59976220), (5528, 44982165), (6910, 35985732), (8292, 29988110), (10365, 23990488), (13820, 17992866), (16584, 14994055), (20730, 11995244), (27640, 8996433), (41460, 5997622), (82920, 2998811)]