161483700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 538965504

約数和(自身を除く): 377481804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 131, 140, 150, 175, 210, 262, 300, 350, 393, 420, 524, 525, 587, 655, 700, 786, 917, 1050, 1174, 1310, 1572, 1761, 1834, 1965, 2100, 2348, 2620, 2751, 2935, 3275, 3522, 3668, 3930, 4109, 4585, 5502, 5870, 6550, 7044, 7860, 8218, 8805, 9170, 9825, 11004, 11740, 12327, 13100, 13755, 14675, 16436, 17610, 18340, 19650, 20545, 22925, 24654, 27510, 29350, 35220, 39300, 41090, 44025, 45850, 49308, 55020, 58700, 61635, 68775, 76897, 82180, 88050, 91700, 102725, 123270, 137550, 153794, 176100, 205450, 230691, 246540, 275100, 307588, 308175, 384485, 410900, 461382, 538279, 616350, 768970, 922764, 1076558, 1153455, 1232700, 1537940, 1614837, 1922425, 2153116, 2306910, 2691395, 3229674, 3844850, 4613820, 5382790, 5767275, 6459348, 7689700, 8074185, 10765580, 11534550, 13456975, 16148370, 23069100, 26913950, 32296740, 40370925, 53827900, 80741850, 161483700]

約数ペア:

[(1, 161483700), (2, 80741850), (3, 53827900), (4, 40370925), (5, 32296740), (6, 26913950), (7, 23069100), (10, 16148370), (12, 13456975), (14, 11534550), (15, 10765580), (20, 8074185), (21, 7689700), (25, 6459348), (28, 5767275), (30, 5382790), (35, 4613820), (42, 3844850), (50, 3229674), (60, 2691395), (70, 2306910), (75, 2153116), (84, 1922425), (100, 1614837), (105, 1537940), (131, 1232700), (140, 1153455), (150, 1076558), (175, 922764), (210, 768970), (262, 616350), (300, 538279), (350, 461382), (393, 410900), (420, 384485), (524, 308175), (525, 307588), (587, 275100), (655, 246540), (700, 230691), (786, 205450), (917, 176100), (1050, 153794), (1174, 137550), (1310, 123270), (1572, 102725), (1761, 91700), (1834, 88050), (1965, 82180), (2100, 76897), (2348, 68775), (2620, 61635), (2751, 58700), (2935, 55020), (3275, 49308), (3522, 45850), (3668, 44025), (3930, 41090), (4109, 39300), (4585, 35220), (5502, 29350), (5870, 27510), (6550, 24654), (7044, 22925), (7860, 20545), (8218, 19650), (8805, 18340), (9170, 17610), (9825, 16436), (11004, 14675), (11740, 13755), (12327, 13100)]