171639520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 440082720

約数和(自身を除く): 268443200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 179, 208, 260, 358, 416, 461, 520, 716, 895, 922, 1040, 1432, 1790, 1844, 2080, 2305, 2327, 2864, 3580, 3688, 4610, 4654, 5728, 5993, 7160, 7376, 9220, 9308, 11635, 11986, 14320, 14752, 18440, 18616, 23270, 23972, 28640, 29965, 36880, 37232, 46540, 47944, 59930, 73760, 74464, 82519, 93080, 95888, 119860, 165038, 186160, 191776, 239720, 330076, 372320, 412595, 479440, 660152, 825190, 958880, 1072747, 1320304, 1650380, 2145494, 2640608, 3300760, 4290988, 5363735, 6601520, 8581976, 10727470, 13203040, 17163952, 21454940, 34327904, 42909880, 85819760, 171639520]

約数ペア:

[(1, 171639520), (2, 85819760), (4, 42909880), (5, 34327904), (8, 21454940), (10, 17163952), (13, 13203040), (16, 10727470), (20, 8581976), (26, 6601520), (32, 5363735), (40, 4290988), (52, 3300760), (65, 2640608), (80, 2145494), (104, 1650380), (130, 1320304), (160, 1072747), (179, 958880), (208, 825190), (260, 660152), (358, 479440), (416, 412595), (461, 372320), (520, 330076), (716, 239720), (895, 191776), (922, 186160), (1040, 165038), (1432, 119860), (1790, 95888), (1844, 93080), (2080, 82519), (2305, 74464), (2327, 73760), (2864, 59930), (3580, 47944), (3688, 46540), (4610, 37232), (4654, 36880), (5728, 29965), (5993, 28640), (7160, 23972), (7376, 23270), (9220, 18616), (9308, 18440), (11635, 14752), (11986, 14320)]