1621315860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{1811}}^1$

素因数の和:2213

約数の個数: 96

約数和(自身を含む): 4661217792

約数和(自身を除く): 3039901932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 347, 430, 516, 645, 694, 860, 1041, 1290, 1388, 1735, 1811, 2082, 2580, 3470, 3622, 4164, 5205, 5433, 6940, 7244, 9055, 10410, 10866, 14921, 18110, 20820, 21732, 27165, 29842, 36220, 44763, 54330, 59684, 74605, 77873, 89526, 108660, 149210, 155746, 179052, 223815, 233619, 298420, 311492, 389365, 447630, 467238, 628417, 778730, 895260, 934476, 1168095, 1256834, 1557460, 1885251, 2336190, 2513668, 3142085, 3770502, 4672380, 6284170, 7541004, 9426255, 12568340, 18852510, 27021931, 37705020, 54043862, 81065793, 108087724, 135109655, 162131586, 270219310, 324263172, 405328965, 540438620, 810657930, 1621315860]

約数ペア:

[(1, 1621315860), (2, 810657930), (3, 540438620), (4, 405328965), (5, 324263172), (6, 270219310), (10, 162131586), (12, 135109655), (15, 108087724), (20, 81065793), (30, 54043862), (43, 37705020), (60, 27021931), (86, 18852510), (129, 12568340), (172, 9426255), (215, 7541004), (258, 6284170), (347, 4672380), (430, 3770502), (516, 3142085), (645, 2513668), (694, 2336190), (860, 1885251), (1041, 1557460), (1290, 1256834), (1388, 1168095), (1735, 934476), (1811, 895260), (2082, 778730), (2580, 628417), (3470, 467238), (3622, 447630), (4164, 389365), (5205, 311492), (5433, 298420), (6940, 233619), (7244, 223815), (9055, 179052), (10410, 155746), (10866, 149210), (14921, 108660), (18110, 89526), (20820, 77873), (21732, 74605), (27165, 59684), (29842, 54330), (36220, 44763)]