161798040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4049}}^1$

素因数の和:4106

約数の個数: 128

約数和(自身を含む): 554040000

約数和(自身を除く): 392241960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4049, 4440, 4995, 6660, 7992, 8098, 9990, 12147, 13320, 16196, 19980, 20245, 24294, 32392, 36441, 39960, 40490, 48588, 60735, 72882, 80980, 97176, 109323, 121470, 145764, 149813, 161960, 182205, 218646, 242940, 291528, 299626, 364410, 437292, 449439, 485880, 546615, 599252, 728820, 749065, 874584, 898878, 1093230, 1198504, 1348317, 1457640, 1498130, 1797756, 2186460, 2247195, 2696634, 2996260, 3595512, 4044951, 4372920, 4494390, 5393268, 5992520, 6741585, 8089902, 8988780, 10786536, 13483170, 16179804, 17977560, 20224755, 26966340, 32359608, 40449510, 53932680, 80899020, 161798040]

約数ペア:

[(1, 161798040), (2, 80899020), (3, 53932680), (4, 40449510), (5, 32359608), (6, 26966340), (8, 20224755), (9, 17977560), (10, 16179804), (12, 13483170), (15, 10786536), (18, 8988780), (20, 8089902), (24, 6741585), (27, 5992520), (30, 5393268), (36, 4494390), (37, 4372920), (40, 4044951), (45, 3595512), (54, 2996260), (60, 2696634), (72, 2247195), (74, 2186460), (90, 1797756), (108, 1498130), (111, 1457640), (120, 1348317), (135, 1198504), (148, 1093230), (180, 898878), (185, 874584), (216, 749065), (222, 728820), (270, 599252), (296, 546615), (333, 485880), (360, 449439), (370, 437292), (444, 364410), (540, 299626), (555, 291528), (666, 242940), (740, 218646), (888, 182205), (999, 161960), (1080, 149813), (1110, 145764), (1332, 121470), (1480, 109323), (1665, 97176), (1998, 80980), (2220, 72882), (2664, 60735), (3330, 48588), (3996, 40490), (4049, 39960), (4440, 36441), (4995, 32392), (6660, 24294), (7992, 20245), (8098, 19980), (9990, 16196), (12147, 13320)]