21132510120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{268043}}^1$

素因数の和:268136

約数の個数: 128

約数和(自身を含む): 71406921600

約数和(自身を除く): 50274411480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 270, 292, 360, 365, 438, 540, 584, 657, 730, 876, 1080, 1095, 1314, 1460, 1752, 1971, 2190, 2628, 2920, 3285, 3942, 4380, 5256, 6570, 7884, 8760, 9855, 13140, 15768, 19710, 26280, 39420, 78840, 268043, 536086, 804129, 1072172, 1340215, 1608258, 2144344, 2412387, 2680430, 3216516, 4020645, 4824774, 5360860, 6433032, 7237161, 8041290, 9649548, 10721720, 12061935, 14474322, 16082580, 19299096, 19567139, 24123870, 28948644, 32165160, 36185805, 39134278, 48247740, 57897288, 58701417, 72371610, 78268556, 96495480, 97835695, 117402834, 144743220, 156537112, 176104251, 195671390, 234805668, 289486440, 293507085, 352208502, 391342780, 469611336, 528312753, 587014170, 704417004, 782685560, 880521255, 1056625506, 1174028340, 1408834008, 1761042510, 2113251012, 2348056680, 2641563765, 3522085020, 4226502024, 5283127530, 7044170040, 10566255060, 21132510120]

約数ペア:

[(1, 21132510120), (2, 10566255060), (3, 7044170040), (4, 5283127530), (5, 4226502024), (6, 3522085020), (8, 2641563765), (9, 2348056680), (10, 2113251012), (12, 1761042510), (15, 1408834008), (18, 1174028340), (20, 1056625506), (24, 880521255), (27, 782685560), (30, 704417004), (36, 587014170), (40, 528312753), (45, 469611336), (54, 391342780), (60, 352208502), (72, 293507085), (73, 289486440), (90, 234805668), (108, 195671390), (120, 176104251), (135, 156537112), (146, 144743220), (180, 117402834), (216, 97835695), (219, 96495480), (270, 78268556), (292, 72371610), (360, 58701417), (365, 57897288), (438, 48247740), (540, 39134278), (584, 36185805), (657, 32165160), (730, 28948644), (876, 24123870), (1080, 19567139), (1095, 19299096), (1314, 16082580), (1460, 14474322), (1752, 12061935), (1971, 10721720), (2190, 9649548), (2628, 8041290), (2920, 7237161), (3285, 6433032), (3942, 5360860), (4380, 4824774), (5256, 4020645), (6570, 3216516), (7884, 2680430), (8760, 2412387), (9855, 2144344), (13140, 1608258), (15768, 1340215), (19710, 1072172), (26280, 804129), (39420, 536086), (78840, 268043)]