287170380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{10853}}^1$

素因数の和:10885

約数の個数: 144

約数和(自身を含む): 1039379040

約数和(自身を除く): 752208660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 10853, 13230, 21706, 26460, 32559, 43412, 54265, 65118, 75971, 97677, 108530, 130236, 151942, 162795, 195354, 217060, 227913, 293031, 303884, 325590, 379855, 390708, 455826, 488385, 531797, 586062, 651180, 683739, 759710, 911652, 976770, 1063594, 1139565, 1172124, 1367478, 1465155, 1519420, 1595391, 1953540, 2051217, 2127188, 2279130, 2658985, 2734956, 2930310, 3190782, 3418695, 4102434, 4558260, 4786173, 5317970, 5860620, 6381564, 6837390, 7976955, 8204868, 9572346, 10256085, 10635940, 13674780, 14358519, 15953910, 19144692, 20512170, 23930865, 28717038, 31907820, 41024340, 47861730, 57434076, 71792595, 95723460, 143585190, 287170380]

約数ペア:

[(1, 287170380), (2, 143585190), (3, 95723460), (4, 71792595), (5, 57434076), (6, 47861730), (7, 41024340), (9, 31907820), (10, 28717038), (12, 23930865), (14, 20512170), (15, 19144692), (18, 15953910), (20, 14358519), (21, 13674780), (27, 10635940), (28, 10256085), (30, 9572346), (35, 8204868), (36, 7976955), (42, 6837390), (45, 6381564), (49, 5860620), (54, 5317970), (60, 4786173), (63, 4558260), (70, 4102434), (84, 3418695), (90, 3190782), (98, 2930310), (105, 2734956), (108, 2658985), (126, 2279130), (135, 2127188), (140, 2051217), (147, 1953540), (180, 1595391), (189, 1519420), (196, 1465155), (210, 1367478), (245, 1172124), (252, 1139565), (270, 1063594), (294, 976770), (315, 911652), (378, 759710), (420, 683739), (441, 651180), (490, 586062), (540, 531797), (588, 488385), (630, 455826), (735, 390708), (756, 379855), (882, 325590), (945, 303884), (980, 293031), (1260, 227913), (1323, 217060), (1470, 195354), (1764, 162795), (1890, 151942), (2205, 130236), (2646, 108530), (2940, 97677), (3780, 75971), (4410, 65118), (5292, 54265), (6615, 43412), (8820, 32559), (10853, 26460), (13230, 21706)]