85640220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 192

約数和(自身を含む): 297561600

約数和(自身を除く): 211921380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 108, 114, 135, 153, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 340, 342, 380, 459, 491, 510, 513, 540, 570, 612, 646, 684, 765, 855, 918, 969, 982, 1020, 1026, 1140, 1292, 1473, 1530, 1615, 1710, 1836, 1938, 1964, 2052, 2295, 2455, 2565, 2907, 2946, 3060, 3230, 3420, 3876, 4419, 4590, 4845, 4910, 5130, 5814, 5892, 6460, 7365, 8347, 8721, 8838, 9180, 9329, 9690, 9820, 10260, 11628, 13257, 14535, 14730, 16694, 17442, 17676, 18658, 19380, 22095, 25041, 26514, 27987, 29070, 29460, 33388, 34884, 37316, 41735, 43605, 44190, 46645, 50082, 53028, 55974, 58140, 66285, 75123, 83470, 83961, 87210, 88380, 93290, 100164, 111948, 125205, 132570, 139935, 150246, 158593, 166940, 167922, 174420, 186580, 225369, 250410, 251883, 265140, 279870, 300492, 317186, 335844, 375615, 419805, 450738, 475779, 500820, 503766, 559740, 634372, 751230, 792965, 839610, 901476, 951558, 1007532, 1126845, 1259415, 1427337, 1502460, 1585930, 1679220, 1903116, 2253690, 2378895, 2518830, 2854674, 3171860, 4282011, 4507380, 4757790, 5037660, 5709348, 7136685, 8564022, 9515580, 14273370, 17128044, 21410055, 28546740, 42820110, 85640220]

約数ペア:

[(1, 85640220), (2, 42820110), (3, 28546740), (4, 21410055), (5, 17128044), (6, 14273370), (9, 9515580), (10, 8564022), (12, 7136685), (15, 5709348), (17, 5037660), (18, 4757790), (19, 4507380), (20, 4282011), (27, 3171860), (30, 2854674), (34, 2518830), (36, 2378895), (38, 2253690), (45, 1903116), (51, 1679220), (54, 1585930), (57, 1502460), (60, 1427337), (68, 1259415), (76, 1126845), (85, 1007532), (90, 951558), (95, 901476), (102, 839610), (108, 792965), (114, 751230), (135, 634372), (153, 559740), (170, 503766), (171, 500820), (180, 475779), (190, 450738), (204, 419805), (228, 375615), (255, 335844), (270, 317186), (285, 300492), (306, 279870), (323, 265140), (340, 251883), (342, 250410), (380, 225369), (459, 186580), (491, 174420), (510, 167922), (513, 166940), (540, 158593), (570, 150246), (612, 139935), (646, 132570), (684, 125205), (765, 111948), (855, 100164), (918, 93290), (969, 88380), (982, 87210), (1020, 83961), (1026, 83470), (1140, 75123), (1292, 66285), (1473, 58140), (1530, 55974), (1615, 53028), (1710, 50082), (1836, 46645), (1938, 44190), (1964, 43605), (2052, 41735), (2295, 37316), (2455, 34884), (2565, 33388), (2907, 29460), (2946, 29070), (3060, 27987), (3230, 26514), (3420, 25041), (3876, 22095), (4419, 19380), (4590, 18658), (4845, 17676), (4910, 17442), (5130, 16694), (5814, 14730), (5892, 14535), (6460, 13257), (7365, 11628), (8347, 10260), (8721, 9820), (8838, 9690), (9180, 9329)]