43520820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 144099648

約数和(自身を除く): 100578828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 113, 131, 140, 147, 196, 210, 226, 245, 262, 294, 339, 393, 420, 452, 490, 524, 565, 588, 655, 678, 735, 786, 791, 917, 980, 1130, 1310, 1356, 1470, 1572, 1582, 1695, 1834, 1965, 2260, 2373, 2620, 2751, 2940, 3164, 3390, 3668, 3930, 3955, 4585, 4746, 5502, 5537, 6419, 6780, 7860, 7910, 9170, 9492, 11004, 11074, 11865, 12838, 13755, 14803, 15820, 16611, 18340, 19257, 22148, 23730, 25676, 27510, 27685, 29606, 32095, 33222, 38514, 44409, 47460, 55020, 55370, 59212, 64190, 66444, 74015, 77028, 83055, 88818, 96285, 103621, 110740, 128380, 148030, 166110, 177636, 192570, 207242, 222045, 296060, 310863, 332220, 385140, 414484, 444090, 518105, 621726, 725347, 888180, 1036210, 1243452, 1450694, 1554315, 2072420, 2176041, 2901388, 3108630, 3626735, 4352082, 6217260, 7253470, 8704164, 10880205, 14506940, 21760410, 43520820]

約数ペア:

[(1, 43520820), (2, 21760410), (3, 14506940), (4, 10880205), (5, 8704164), (6, 7253470), (7, 6217260), (10, 4352082), (12, 3626735), (14, 3108630), (15, 2901388), (20, 2176041), (21, 2072420), (28, 1554315), (30, 1450694), (35, 1243452), (42, 1036210), (49, 888180), (60, 725347), (70, 621726), (84, 518105), (98, 444090), (105, 414484), (113, 385140), (131, 332220), (140, 310863), (147, 296060), (196, 222045), (210, 207242), (226, 192570), (245, 177636), (262, 166110), (294, 148030), (339, 128380), (393, 110740), (420, 103621), (452, 96285), (490, 88818), (524, 83055), (565, 77028), (588, 74015), (655, 66444), (678, 64190), (735, 59212), (786, 55370), (791, 55020), (917, 47460), (980, 44409), (1130, 38514), (1310, 33222), (1356, 32095), (1470, 29606), (1572, 27685), (1582, 27510), (1695, 25676), (1834, 23730), (1965, 22148), (2260, 19257), (2373, 18340), (2620, 16611), (2751, 15820), (2940, 14803), (3164, 13755), (3390, 12838), (3668, 11865), (3930, 11074), (3955, 11004), (4585, 9492), (4746, 9170), (5502, 7910), (5537, 7860), (6419, 6780)]