191502780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1229}}^1$

素因数の和:1308

約数の個数: 144

約数和(自身を含む): 636037920

約数和(自身を除く): 444535140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 159, 196, 210, 212, 245, 265, 294, 318, 371, 420, 490, 530, 588, 636, 735, 742, 795, 980, 1060, 1113, 1229, 1470, 1484, 1590, 1855, 2226, 2458, 2597, 2940, 3180, 3687, 3710, 4452, 4916, 5194, 5565, 6145, 7374, 7420, 7791, 8603, 10388, 11130, 12290, 12985, 14748, 15582, 17206, 18435, 22260, 24580, 25809, 25970, 31164, 34412, 36870, 38955, 43015, 51618, 51940, 60221, 65137, 73740, 77910, 86030, 103236, 120442, 129045, 130274, 155820, 172060, 180663, 195411, 240884, 258090, 260548, 301105, 325685, 361326, 390822, 455959, 516180, 602210, 651370, 722652, 781644, 903315, 911918, 977055, 1204420, 1302740, 1367877, 1806630, 1823836, 1954110, 2279795, 2735754, 3191713, 3613260, 3908220, 4559590, 5471508, 6383426, 6839385, 9119180, 9575139, 12766852, 13678770, 15958565, 19150278, 27357540, 31917130, 38300556, 47875695, 63834260, 95751390, 191502780]

約数ペア:

[(1, 191502780), (2, 95751390), (3, 63834260), (4, 47875695), (5, 38300556), (6, 31917130), (7, 27357540), (10, 19150278), (12, 15958565), (14, 13678770), (15, 12766852), (20, 9575139), (21, 9119180), (28, 6839385), (30, 6383426), (35, 5471508), (42, 4559590), (49, 3908220), (53, 3613260), (60, 3191713), (70, 2735754), (84, 2279795), (98, 1954110), (105, 1823836), (106, 1806630), (140, 1367877), (147, 1302740), (159, 1204420), (196, 977055), (210, 911918), (212, 903315), (245, 781644), (265, 722652), (294, 651370), (318, 602210), (371, 516180), (420, 455959), (490, 390822), (530, 361326), (588, 325685), (636, 301105), (735, 260548), (742, 258090), (795, 240884), (980, 195411), (1060, 180663), (1113, 172060), (1229, 155820), (1470, 130274), (1484, 129045), (1590, 120442), (1855, 103236), (2226, 86030), (2458, 77910), (2597, 73740), (2940, 65137), (3180, 60221), (3687, 51940), (3710, 51618), (4452, 43015), (4916, 38955), (5194, 36870), (5565, 34412), (6145, 31164), (7374, 25970), (7420, 25809), (7791, 24580), (8603, 22260), (10388, 18435), (11130, 17206), (12290, 15582), (12985, 14748)]