80945040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30661}}^1$

素因数の和:30688

約数の個数: 80

約数和(自身を含む): 273750336

約数和(自身を除く): 192805296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 30661, 61322, 91983, 122644, 153305, 183966, 245288, 306610, 337271, 367932, 459915, 490576, 613220, 674542, 735864, 919830, 1011813, 1226440, 1349084, 1471728, 1686355, 1839660, 2023626, 2452880, 2698168, 3372710, 3679320, 4047252, 5059065, 5396336, 6745420, 7358640, 8094504, 10118130, 13490840, 16189008, 20236260, 26981680, 40472520, 80945040]

約数ペア:

[(1, 80945040), (2, 40472520), (3, 26981680), (4, 20236260), (5, 16189008), (6, 13490840), (8, 10118130), (10, 8094504), (11, 7358640), (12, 6745420), (15, 5396336), (16, 5059065), (20, 4047252), (22, 3679320), (24, 3372710), (30, 2698168), (33, 2452880), (40, 2023626), (44, 1839660), (48, 1686355), (55, 1471728), (60, 1349084), (66, 1226440), (80, 1011813), (88, 919830), (110, 735864), (120, 674542), (132, 613220), (165, 490576), (176, 459915), (220, 367932), (240, 337271), (264, 306610), (330, 245288), (440, 183966), (528, 153305), (660, 122644), (880, 91983), (1320, 61322), (2640, 30661)]