206828460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 669404736

約数和(自身を除く): 462576276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 257, 263, 306, 340, 510, 514, 526, 612, 765, 771, 789, 1020, 1028, 1052, 1285, 1315, 1530, 1542, 1578, 2313, 2367, 2570, 2630, 3060, 3084, 3156, 3855, 3945, 4369, 4471, 4626, 4734, 5140, 5260, 7710, 7890, 8738, 8942, 9252, 9468, 11565, 11835, 13107, 13413, 15420, 15780, 17476, 17884, 21845, 22355, 23130, 23670, 26214, 26826, 39321, 40239, 43690, 44710, 46260, 47340, 52428, 53652, 65535, 67065, 67591, 78642, 80478, 87380, 89420, 131070, 134130, 135182, 157284, 160956, 196605, 201195, 202773, 262140, 268260, 270364, 337955, 393210, 402390, 405546, 608319, 675910, 786420, 804780, 811092, 1013865, 1149047, 1216638, 1351820, 2027730, 2298094, 2433276, 3041595, 3447141, 4055460, 4596188, 5745235, 6083190, 6894282, 10341423, 11490470, 12166380, 13788564, 17235705, 20682846, 22980940, 34471410, 41365692, 51707115, 68942820, 103414230, 206828460]

約数ペア:

[(1, 206828460), (2, 103414230), (3, 68942820), (4, 51707115), (5, 41365692), (6, 34471410), (9, 22980940), (10, 20682846), (12, 17235705), (15, 13788564), (17, 12166380), (18, 11490470), (20, 10341423), (30, 6894282), (34, 6083190), (36, 5745235), (45, 4596188), (51, 4055460), (60, 3447141), (68, 3041595), (85, 2433276), (90, 2298094), (102, 2027730), (153, 1351820), (170, 1216638), (180, 1149047), (204, 1013865), (255, 811092), (257, 804780), (263, 786420), (306, 675910), (340, 608319), (510, 405546), (514, 402390), (526, 393210), (612, 337955), (765, 270364), (771, 268260), (789, 262140), (1020, 202773), (1028, 201195), (1052, 196605), (1285, 160956), (1315, 157284), (1530, 135182), (1542, 134130), (1578, 131070), (2313, 89420), (2367, 87380), (2570, 80478), (2630, 78642), (3060, 67591), (3084, 67065), (3156, 65535), (3855, 53652), (3945, 52428), (4369, 47340), (4471, 46260), (4626, 44710), (4734, 43690), (5140, 40239), (5260, 39321), (7710, 26826), (7890, 26214), (8738, 23670), (8942, 23130), (9252, 22355), (9468, 21845), (11565, 17884), (11835, 17476), (13107, 15780), (13413, 15420)]