1639632720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{3719}}^1$

素因数の和:3913

約数の個数: 160

約数和(自身を含む): 5579642880

約数和(自身を除く): 3940010160

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, 167, 176, 220, 240, 264, 330, 334, 440, 501, 528, 660, 668, 835, 880, 1002, 1320, 1336, 1670, 1837, 2004, 2505, 2640, 2672, 3340, 3674, 3719, 4008, 5010, 5511, 6680, 7348, 7438, 8016, 9185, 10020, 11022, 11157, 13360, 14696, 14876, 18370, 18595, 20040, 22044, 22314, 27555, 29392, 29752, 36740, 37190, 40080, 40909, 44088, 44628, 55110, 55785, 59504, 73480, 74380, 81818, 88176, 89256, 110220, 111570, 122727, 146960, 148760, 163636, 178512, 204545, 220440, 223140, 245454, 297520, 327272, 409090, 440880, 446280, 490908, 613635, 621073, 654544, 818180, 892560, 981816, 1227270, 1242146, 1636360, 1863219, 1963632, 2454540, 2484292, 3105365, 3272720, 3726438, 4909080, 4968584, 6210730, 6831803, 7452876, 9316095, 9818160, 9937168, 12421460, 13663606, 14905752, 18632190, 20495409, 24842920, 27327212, 29811504, 34159015, 37264380, 40990818, 49685840, 54654424, 68318030, 74528760, 81981636, 102477045, 109308848, 136636060, 149057520, 163963272, 204954090, 273272120, 327926544, 409908180, 546544240, 819816360, 1639632720]

約数ペア:

[(1, 1639632720), (2, 819816360), (3, 546544240), (4, 409908180), (5, 327926544), (6, 273272120), (8, 204954090), (10, 163963272), (11, 149057520), (12, 136636060), (15, 109308848), (16, 102477045), (20, 81981636), (22, 74528760), (24, 68318030), (30, 54654424), (33, 49685840), (40, 40990818), (44, 37264380), (48, 34159015), (55, 29811504), (60, 27327212), (66, 24842920), (80, 20495409), (88, 18632190), (110, 14905752), (120, 13663606), (132, 12421460), (165, 9937168), (167, 9818160), (176, 9316095), (220, 7452876), (240, 6831803), (264, 6210730), (330, 4968584), (334, 4909080), (440, 3726438), (501, 3272720), (528, 3105365), (660, 2484292), (668, 2454540), (835, 1963632), (880, 1863219), (1002, 1636360), (1320, 1242146), (1336, 1227270), (1670, 981816), (1837, 892560), (2004, 818180), (2505, 654544), (2640, 621073), (2672, 613635), (3340, 490908), (3674, 446280), (3719, 440880), (4008, 409090), (5010, 327272), (5511, 297520), (6680, 245454), (7348, 223140), (7438, 220440), (8016, 204545), (9185, 178512), (10020, 163636), (11022, 148760), (11157, 146960), (13360, 122727), (14696, 111570), (14876, 110220), (18370, 89256), (18595, 88176), (20040, 81818), (22044, 74380), (22314, 73480), (27555, 59504), (29392, 55785), (29752, 55110), (36740, 44628), (37190, 44088), (40080, 40909)]