291258960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71387}}^1$

素因数の和:71420

約数の個数: 80

約数和(自身を含む): 956028096

約数和(自身を除く): 664769136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 71387, 142774, 214161, 285548, 356935, 428322, 571096, 713870, 856644, 1070805, 1142192, 1213579, 1427740, 1713288, 2141610, 2427158, 2855480, 3426576, 3640737, 4283220, 4854316, 5710960, 6067895, 7281474, 8566440, 9708632, 12135790, 14562948, 17132880, 18203685, 19417264, 24271580, 29125896, 36407370, 48543160, 58251792, 72814740, 97086320, 145629480, 291258960]

約数ペア:

[(1, 291258960), (2, 145629480), (3, 97086320), (4, 72814740), (5, 58251792), (6, 48543160), (8, 36407370), (10, 29125896), (12, 24271580), (15, 19417264), (16, 18203685), (17, 17132880), (20, 14562948), (24, 12135790), (30, 9708632), (34, 8566440), (40, 7281474), (48, 6067895), (51, 5710960), (60, 4854316), (68, 4283220), (80, 3640737), (85, 3426576), (102, 2855480), (120, 2427158), (136, 2141610), (170, 1713288), (204, 1427740), (240, 1213579), (255, 1142192), (272, 1070805), (340, 856644), (408, 713870), (510, 571096), (680, 428322), (816, 356935), (1020, 285548), (1360, 214161), (2040, 142774), (4080, 71387)]