140025900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 467470080

約数和(自身を除く): 327444180

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, 509, 524, 525, 655, 700, 786, 917, 1018, 1050, 1310, 1527, 1572, 1834, 1965, 2036, 2100, 2545, 2620, 2751, 3054, 3275, 3563, 3668, 3930, 4585, 5090, 5502, 6108, 6550, 7126, 7635, 7860, 9170, 9825, 10180, 10689, 11004, 12725, 13100, 13755, 14252, 15270, 17815, 18340, 19650, 21378, 22925, 25450, 27510, 30540, 35630, 38175, 39300, 42756, 45850, 50900, 53445, 55020, 66679, 68775, 71260, 76350, 89075, 91700, 106890, 133358, 137550, 152700, 178150, 200037, 213780, 266716, 267225, 275100, 333395, 356300, 400074, 466753, 534450, 666790, 800148, 933506, 1000185, 1068900, 1333580, 1400259, 1666975, 1867012, 2000370, 2333765, 2800518, 3333950, 4000740, 4667530, 5000925, 5601036, 6667900, 7001295, 9335060, 10001850, 11668825, 14002590, 20003700, 23337650, 28005180, 35006475, 46675300, 70012950, 140025900]

約数ペア:

[(1, 140025900), (2, 70012950), (3, 46675300), (4, 35006475), (5, 28005180), (6, 23337650), (7, 20003700), (10, 14002590), (12, 11668825), (14, 10001850), (15, 9335060), (20, 7001295), (21, 6667900), (25, 5601036), (28, 5000925), (30, 4667530), (35, 4000740), (42, 3333950), (50, 2800518), (60, 2333765), (70, 2000370), (75, 1867012), (84, 1666975), (100, 1400259), (105, 1333580), (131, 1068900), (140, 1000185), (150, 933506), (175, 800148), (210, 666790), (262, 534450), (300, 466753), (350, 400074), (393, 356300), (420, 333395), (509, 275100), (524, 267225), (525, 266716), (655, 213780), (700, 200037), (786, 178150), (917, 152700), (1018, 137550), (1050, 133358), (1310, 106890), (1527, 91700), (1572, 89075), (1834, 76350), (1965, 71260), (2036, 68775), (2100, 66679), (2545, 55020), (2620, 53445), (2751, 50900), (3054, 45850), (3275, 42756), (3563, 39300), (3668, 38175), (3930, 35630), (4585, 30540), (5090, 27510), (5502, 25450), (6108, 22925), (6550, 21378), (7126, 19650), (7635, 18340), (7860, 17815), (9170, 15270), (9825, 14252), (10180, 13755), (10689, 13100), (11004, 12725)]