123531590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 294174720

約数和(自身を除く): 170643130

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 31, 35, 58, 62, 65, 70, 91, 130, 145, 151, 155, 182, 203, 217, 290, 302, 310, 377, 403, 406, 434, 455, 754, 755, 806, 899, 910, 1015, 1057, 1085, 1510, 1798, 1885, 1963, 2015, 2030, 2114, 2170, 2639, 2821, 3770, 3926, 4030, 4379, 4495, 4681, 5278, 5285, 5642, 6293, 8758, 8990, 9362, 9815, 10570, 11687, 12586, 13195, 13741, 14105, 19630, 21895, 23374, 23405, 26390, 27482, 28210, 30653, 31465, 32767, 43790, 46810, 56927, 58435, 60853, 61306, 62930, 65534, 68705, 81809, 113854, 116870, 121706, 135749, 137410, 153265, 163618, 163835, 271498, 284635, 304265, 306530, 327670, 398489, 409045, 425971, 569270, 608530, 678745, 796978, 818090, 851942, 950243, 1357490, 1764737, 1900486, 1992445, 2129855, 3529474, 3984890, 4259710, 4751215, 8823685, 9502430, 12353159, 17647370, 24706318, 61765795, 123531590]

約数ペア:

[(1, 123531590), (2, 61765795), (5, 24706318), (7, 17647370), (10, 12353159), (13, 9502430), (14, 8823685), (26, 4751215), (29, 4259710), (31, 3984890), (35, 3529474), (58, 2129855), (62, 1992445), (65, 1900486), (70, 1764737), (91, 1357490), (130, 950243), (145, 851942), (151, 818090), (155, 796978), (182, 678745), (203, 608530), (217, 569270), (290, 425971), (302, 409045), (310, 398489), (377, 327670), (403, 306530), (406, 304265), (434, 284635), (455, 271498), (754, 163835), (755, 163618), (806, 153265), (899, 137410), (910, 135749), (1015, 121706), (1057, 116870), (1085, 113854), (1510, 81809), (1798, 68705), (1885, 65534), (1963, 62930), (2015, 61306), (2030, 60853), (2114, 58435), (2170, 56927), (2639, 46810), (2821, 43790), (3770, 32767), (3926, 31465), (4030, 30653), (4379, 28210), (4495, 27482), (4681, 26390), (5278, 23405), (5285, 23374), (5642, 21895), (6293, 19630), (8758, 14105), (8990, 13741), (9362, 13195), (9815, 12586), (10570, 11687)]