38647980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:888

約数の個数: 144

約数和(自身を含む): 137766720

約数和(自身を除く): 99118740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 829, 1036, 1110, 1260, 1295, 1332, 1554, 1658, 1665, 2220, 2331, 2487, 2590, 3108, 3316, 3330, 3885, 4145, 4662, 4974, 5180, 5803, 6660, 7461, 7770, 8290, 9324, 9948, 11606, 11655, 12435, 14922, 15540, 16580, 17409, 23212, 23310, 24870, 29015, 29844, 30673, 34818, 37305, 46620, 49740, 52227, 58030, 61346, 69636, 74610, 87045, 92019, 104454, 116060, 122692, 149220, 153365, 174090, 184038, 208908, 214711, 261135, 276057, 306730, 348180, 368076, 429422, 460095, 522270, 552114, 613460, 644133, 858844, 920190, 1044540, 1073555, 1104228, 1288266, 1380285, 1840380, 1932399, 2147110, 2576532, 2760570, 3220665, 3864798, 4294220, 5521140, 6441330, 7729596, 9661995, 12882660, 19323990, 38647980]

約数ペア:

[(1, 38647980), (2, 19323990), (3, 12882660), (4, 9661995), (5, 7729596), (6, 6441330), (7, 5521140), (9, 4294220), (10, 3864798), (12, 3220665), (14, 2760570), (15, 2576532), (18, 2147110), (20, 1932399), (21, 1840380), (28, 1380285), (30, 1288266), (35, 1104228), (36, 1073555), (37, 1044540), (42, 920190), (45, 858844), (60, 644133), (63, 613460), (70, 552114), (74, 522270), (84, 460095), (90, 429422), (105, 368076), (111, 348180), (126, 306730), (140, 276057), (148, 261135), (180, 214711), (185, 208908), (210, 184038), (222, 174090), (252, 153365), (259, 149220), (315, 122692), (333, 116060), (370, 104454), (420, 92019), (444, 87045), (518, 74610), (555, 69636), (630, 61346), (666, 58030), (740, 52227), (777, 49740), (829, 46620), (1036, 37305), (1110, 34818), (1260, 30673), (1295, 29844), (1332, 29015), (1554, 24870), (1658, 23310), (1665, 23212), (2220, 17409), (2331, 16580), (2487, 15540), (2590, 14922), (3108, 12435), (3316, 11655), (3330, 11606), (3885, 9948), (4145, 9324), (4662, 8290), (4974, 7770), (5180, 7461), (5803, 6660)]