1284698940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:648

約数の個数: 192

約数和(自身を含む): 4236115968

約数和(自身を除く): 2951417028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 151, 188, 210, 235, 282, 302, 329, 420, 431, 453, 470, 564, 604, 658, 705, 755, 862, 906, 940, 987, 1057, 1293, 1316, 1410, 1510, 1645, 1724, 1812, 1974, 2114, 2155, 2265, 2586, 2820, 3017, 3020, 3171, 3290, 3948, 4228, 4310, 4530, 4935, 5172, 5285, 6034, 6342, 6465, 6580, 7097, 8620, 9051, 9060, 9870, 10570, 12068, 12684, 12930, 14194, 15085, 15855, 18102, 19740, 20257, 21140, 21291, 25860, 28388, 30170, 31710, 35485, 36204, 40514, 42582, 45255, 49679, 60340, 60771, 63420, 65081, 70970, 81028, 85164, 90510, 99358, 101285, 106455, 121542, 130162, 141799, 141940, 149037, 181020, 195243, 198716, 202570, 212910, 243084, 248395, 260324, 283598, 298074, 303855, 325405, 390486, 405140, 425397, 425820, 455567, 496790, 567196, 596148, 607710, 650810, 708995, 745185, 780972, 850794, 911134, 976215, 993580, 1215420, 1301620, 1366701, 1417990, 1490370, 1701588, 1822268, 1952430, 2126985, 2277835, 2733402, 2835980, 2980740, 3058807, 3904860, 4253970, 4555670, 5466804, 6117614, 6833505, 8507940, 9111340, 9176421, 12235228, 13667010, 15294035, 18352842, 21411649, 27334020, 30588070, 36705684, 42823298, 45882105, 61176140, 64234947, 85646596, 91764210, 107058245, 128469894, 183528420, 214116490, 256939788, 321174735, 428232980, 642349470, 1284698940]

約数ペア:

[(1, 1284698940), (2, 642349470), (3, 428232980), (4, 321174735), (5, 256939788), (6, 214116490), (7, 183528420), (10, 128469894), (12, 107058245), (14, 91764210), (15, 85646596), (20, 64234947), (21, 61176140), (28, 45882105), (30, 42823298), (35, 36705684), (42, 30588070), (47, 27334020), (60, 21411649), (70, 18352842), (84, 15294035), (94, 13667010), (105, 12235228), (140, 9176421), (141, 9111340), (151, 8507940), (188, 6833505), (210, 6117614), (235, 5466804), (282, 4555670), (302, 4253970), (329, 3904860), (420, 3058807), (431, 2980740), (453, 2835980), (470, 2733402), (564, 2277835), (604, 2126985), (658, 1952430), (705, 1822268), (755, 1701588), (862, 1490370), (906, 1417990), (940, 1366701), (987, 1301620), (1057, 1215420), (1293, 993580), (1316, 976215), (1410, 911134), (1510, 850794), (1645, 780972), (1724, 745185), (1812, 708995), (1974, 650810), (2114, 607710), (2155, 596148), (2265, 567196), (2586, 496790), (2820, 455567), (3017, 425820), (3020, 425397), (3171, 405140), (3290, 390486), (3948, 325405), (4228, 303855), (4310, 298074), (4530, 283598), (4935, 260324), (5172, 248395), (5285, 243084), (6034, 212910), (6342, 202570), (6465, 198716), (6580, 195243), (7097, 181020), (8620, 149037), (9051, 141940), (9060, 141799), (9870, 130162), (10570, 121542), (12068, 106455), (12684, 101285), (12930, 99358), (14194, 90510), (15085, 85164), (15855, 81028), (18102, 70970), (19740, 65081), (20257, 63420), (21140, 60771), (21291, 60340), (25860, 49679), (28388, 45255), (30170, 42582), (31710, 40514), (35485, 36204)]