206820840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1147

約数の個数: 128

約数和(自身を含む): 653184000

約数和(自身を除く): 446363160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 53, 60, 62, 93, 106, 120, 124, 155, 159, 186, 212, 248, 265, 310, 318, 372, 424, 465, 530, 620, 636, 744, 795, 930, 1049, 1060, 1240, 1272, 1590, 1643, 1860, 2098, 2120, 3147, 3180, 3286, 3720, 4196, 4929, 5245, 6294, 6360, 6572, 8215, 8392, 9858, 10490, 12588, 13144, 15735, 16430, 19716, 20980, 24645, 25176, 31470, 32519, 32860, 39432, 41960, 49290, 55597, 62940, 65038, 65720, 97557, 98580, 111194, 125880, 130076, 162595, 166791, 195114, 197160, 222388, 260152, 277985, 325190, 333582, 390228, 444776, 487785, 555970, 650380, 667164, 780456, 833955, 975570, 1111940, 1300760, 1334328, 1667910, 1723507, 1951140, 2223880, 3335820, 3447014, 3902280, 5170521, 6671640, 6894028, 8617535, 10341042, 13788056, 17235070, 20682084, 25852605, 34470140, 41364168, 51705210, 68940280, 103410420, 206820840]

約数ペア:

[(1, 206820840), (2, 103410420), (3, 68940280), (4, 51705210), (5, 41364168), (6, 34470140), (8, 25852605), (10, 20682084), (12, 17235070), (15, 13788056), (20, 10341042), (24, 8617535), (30, 6894028), (31, 6671640), (40, 5170521), (53, 3902280), (60, 3447014), (62, 3335820), (93, 2223880), (106, 1951140), (120, 1723507), (124, 1667910), (155, 1334328), (159, 1300760), (186, 1111940), (212, 975570), (248, 833955), (265, 780456), (310, 667164), (318, 650380), (372, 555970), (424, 487785), (465, 444776), (530, 390228), (620, 333582), (636, 325190), (744, 277985), (795, 260152), (930, 222388), (1049, 197160), (1060, 195114), (1240, 166791), (1272, 162595), (1590, 130076), (1643, 125880), (1860, 111194), (2098, 98580), (2120, 97557), (3147, 65720), (3180, 65038), (3286, 62940), (3720, 55597), (4196, 49290), (4929, 41960), (5245, 39432), (6294, 32860), (6360, 32519), (6572, 31470), (8215, 25176), (8392, 24645), (9858, 20980), (10490, 19716), (12588, 16430), (13144, 15735)]