28726650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 120

約数和(自身を含む): 82236924

約数和(自身を除く): 53510274

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 41, 45, 50, 54, 75, 81, 82, 90, 123, 135, 150, 162, 173, 205, 225, 246, 270, 346, 369, 405, 410, 450, 519, 615, 675, 738, 810, 865, 1025, 1038, 1107, 1230, 1350, 1557, 1730, 1845, 2025, 2050, 2214, 2595, 3075, 3114, 3321, 3690, 4050, 4325, 4671, 5190, 5535, 6150, 6642, 7093, 7785, 8650, 9225, 9342, 11070, 12975, 14013, 14186, 15570, 16605, 18450, 21279, 23355, 25950, 27675, 28026, 33210, 35465, 38925, 42558, 46710, 55350, 63837, 70065, 70930, 77850, 83025, 106395, 116775, 127674, 140130, 166050, 177325, 191511, 212790, 233550, 319185, 350325, 354650, 383022, 531975, 574533, 638370, 700650, 957555, 1063950, 1149066, 1595925, 1915110, 2872665, 3191850, 4787775, 5745330, 9575550, 14363325, 28726650]

約数ペア:

[(1, 28726650), (2, 14363325), (3, 9575550), (5, 5745330), (6, 4787775), (9, 3191850), (10, 2872665), (15, 1915110), (18, 1595925), (25, 1149066), (27, 1063950), (30, 957555), (41, 700650), (45, 638370), (50, 574533), (54, 531975), (75, 383022), (81, 354650), (82, 350325), (90, 319185), (123, 233550), (135, 212790), (150, 191511), (162, 177325), (173, 166050), (205, 140130), (225, 127674), (246, 116775), (270, 106395), (346, 83025), (369, 77850), (405, 70930), (410, 70065), (450, 63837), (519, 55350), (615, 46710), (675, 42558), (738, 38925), (810, 35465), (865, 33210), (1025, 28026), (1038, 27675), (1107, 25950), (1230, 23355), (1350, 21279), (1557, 18450), (1730, 16605), (1845, 15570), (2025, 14186), (2050, 14013), (2214, 12975), (2595, 11070), (3075, 9342), (3114, 9225), (3321, 8650), (3690, 7785), (4050, 7093), (4325, 6642), (4671, 6150), (5190, 5535)]