42149120

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 115894800

約数和(自身を除く): 73745680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 149, 160, 170, 208, 221, 256, 260, 272, 298, 320, 340, 416, 442, 520, 544, 596, 640, 680, 745, 832, 884, 1040, 1088, 1105, 1192, 1280, 1360, 1490, 1664, 1768, 1937, 2080, 2176, 2210, 2384, 2533, 2720, 2980, 3328, 3536, 3874, 4160, 4352, 4420, 4768, 5066, 5440, 5960, 7072, 7748, 8320, 8840, 9536, 9685, 10132, 10880, 11920, 12665, 14144, 15496, 16640, 17680, 19072, 19370, 20264, 21760, 23840, 25330, 28288, 30992, 32929, 35360, 38144, 38740, 40528, 47680, 50660, 56576, 61984, 65858, 70720, 77480, 81056, 95360, 101320, 123968, 131716, 141440, 154960, 162112, 164645, 190720, 202640, 247936, 263432, 282880, 309920, 324224, 329290, 405280, 495872, 526864, 619840, 648448, 658580, 810560, 1053728, 1239680, 1317160, 1621120, 2107456, 2479360, 2634320, 3242240, 4214912, 5268640, 8429824, 10537280, 21074560, 42149120]

約数ペア:

[(1, 42149120), (2, 21074560), (4, 10537280), (5, 8429824), (8, 5268640), (10, 4214912), (13, 3242240), (16, 2634320), (17, 2479360), (20, 2107456), (26, 1621120), (32, 1317160), (34, 1239680), (40, 1053728), (52, 810560), (64, 658580), (65, 648448), (68, 619840), (80, 526864), (85, 495872), (104, 405280), (128, 329290), (130, 324224), (136, 309920), (149, 282880), (160, 263432), (170, 247936), (208, 202640), (221, 190720), (256, 164645), (260, 162112), (272, 154960), (298, 141440), (320, 131716), (340, 123968), (416, 101320), (442, 95360), (520, 81056), (544, 77480), (596, 70720), (640, 65858), (680, 61984), (745, 56576), (832, 50660), (884, 47680), (1040, 40528), (1088, 38740), (1105, 38144), (1192, 35360), (1280, 32929), (1360, 30992), (1490, 28288), (1664, 25330), (1768, 23840), (1937, 21760), (2080, 20264), (2176, 19370), (2210, 19072), (2384, 17680), (2533, 16640), (2720, 15496), (2980, 14144), (3328, 12665), (3536, 11920), (3874, 10880), (4160, 10132), (4352, 9685), (4420, 9536), (4768, 8840), (5066, 8320), (5440, 7748), (5960, 7072)]