164136280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 490510080

約数和(自身を除く): 326373800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 49, 55, 56, 70, 77, 88, 92, 98, 110, 115, 140, 154, 161, 184, 196, 220, 230, 245, 253, 280, 308, 322, 331, 385, 392, 440, 460, 490, 506, 539, 616, 644, 662, 770, 805, 920, 980, 1012, 1078, 1127, 1265, 1288, 1324, 1540, 1610, 1655, 1771, 1960, 2024, 2156, 2254, 2317, 2530, 2648, 2695, 3080, 3220, 3310, 3542, 3641, 4312, 4508, 4634, 5060, 5390, 5635, 6440, 6620, 7084, 7282, 7613, 8855, 9016, 9268, 10120, 10780, 11270, 11585, 12397, 13240, 14168, 14564, 15226, 16219, 17710, 18205, 18536, 21560, 22540, 23170, 24794, 25487, 29128, 30452, 32438, 35420, 36410, 38065, 45080, 46340, 49588, 50974, 53291, 60904, 61985, 64876, 70840, 72820, 76130, 81095, 83743, 92680, 99176, 101948, 106582, 123970, 127435, 129752, 145640, 152260, 162190, 167486, 178409, 203896, 213164, 247940, 254870, 266455, 304520, 324380, 334972, 356818, 373037, 418715, 426328, 495880, 509740, 532910, 586201, 648760, 669944, 713636, 746074, 837430, 892045, 1019480, 1065820, 1172402, 1427272, 1492148, 1674860, 1784090, 1865185, 2131640, 2344804, 2931005, 2984296, 3349720, 3568180, 3730370, 4103407, 4689608, 5862010, 7136360, 7460740, 8206814, 11724020, 14921480, 16413628, 20517035, 23448040, 32827256, 41034070, 82068140, 164136280]

約数ペア:

[(1, 164136280), (2, 82068140), (4, 41034070), (5, 32827256), (7, 23448040), (8, 20517035), (10, 16413628), (11, 14921480), (14, 11724020), (20, 8206814), (22, 7460740), (23, 7136360), (28, 5862010), (35, 4689608), (40, 4103407), (44, 3730370), (46, 3568180), (49, 3349720), (55, 2984296), (56, 2931005), (70, 2344804), (77, 2131640), (88, 1865185), (92, 1784090), (98, 1674860), (110, 1492148), (115, 1427272), (140, 1172402), (154, 1065820), (161, 1019480), (184, 892045), (196, 837430), (220, 746074), (230, 713636), (245, 669944), (253, 648760), (280, 586201), (308, 532910), (322, 509740), (331, 495880), (385, 426328), (392, 418715), (440, 373037), (460, 356818), (490, 334972), (506, 324380), (539, 304520), (616, 266455), (644, 254870), (662, 247940), (770, 213164), (805, 203896), (920, 178409), (980, 167486), (1012, 162190), (1078, 152260), (1127, 145640), (1265, 129752), (1288, 127435), (1324, 123970), (1540, 106582), (1610, 101948), (1655, 99176), (1771, 92680), (1960, 83743), (2024, 81095), (2156, 76130), (2254, 72820), (2317, 70840), (2530, 64876), (2648, 61985), (2695, 60904), (3080, 53291), (3220, 50974), (3310, 49588), (3542, 46340), (3641, 45080), (4312, 38065), (4508, 36410), (4634, 35420), (5060, 32438), (5390, 30452), (5635, 29128), (6440, 25487), (6620, 24794), (7084, 23170), (7282, 22540), (7613, 21560), (8855, 18536), (9016, 18205), (9268, 17710), (10120, 16219), (10780, 15226), (11270, 14564), (11585, 14168), (12397, 13240)]